G oil-hole long drills NACHI GOHL31.0

Drill bit diameter/ size: 31mm; Shank diameter: 32mm; Full length: 365mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy

Manufacturer: NACHI

Item Status: Contact us

Buy fast, cheaper

Customer support hotline for products:

Northern Region, North Central Region:

Email 0989 465 256

0989 465 256

Southern Region, South Central Region:

Email 0936 862 799

0936 862 799

Series: G oil-hole long drills NACHI GOHL series

Model: GOHL31.0

Features of G oil-hole long drills NACHI GOHL series (contains model GOHL31.0)

This side lock shank drill having ultra-long flute is general coated oil-hole drills

Specifications of G oil-hole long drills NACHI GOHL31.0

Type	Metal drill bits
System of measurement	Metric
Set/Individual	Individual
Drill bit diameter/ size	31mm
Material	Cobalt high speed steels (HSS-Co)
Coating	Titanium nitride coating (G)
Bit style	Spiral flute
Point angle	118°
Groove length	270mm
Shank type	Round (Straight shank)
Shank diameter	32mm
Full length	365mm
Flute direction	Clockwise (right-handed)
Twist angle	29...34°
Is best used on	30...40 HRC, S45C, S50C, SCM NAK, SS400
Good for using on	AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy
Not use on	40...50 HRC, 50...65 HRC
Features	Oil hole
Overall diameter	32mm
Overall length	365mm

Installation guide G oil-hole long drills NACHI Contact mailbox baoan@baoanjsc.com.vn or phone number 0989 465 256

Document of G oil-hole long drills NACHI

G-oil-hole-long-drills-NACHI-GOHL-seri.pdf

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Model	Brief specs	Item Status	Price, Order
GOHL10.0	Drill bit diameter/ size: 10mm; Shank diameter: 16mm; Full length: 220mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL10.5	Drill bit diameter/ size: 10.5mm; Shank diameter: 16mm; Full length: 220mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL11.0	Drill bit diameter/ size: 11mm; Shank diameter: 16mm; Full length: 220mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL11.5	Drill bit diameter/ size: 11.5mm; Shank diameter: 16mm; Full length: 220mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL12.0	Drill bit diameter/ size: 12mm; Shank diameter: 16mm; Full length: 220mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL12.5	Drill bit diameter/ size: 12.5mm; Shank diameter: 16mm; Full length: 220mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL13.0	Drill bit diameter/ size: 13mm; Shank diameter: 16mm; Full length: 220mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL13.5	Drill bit diameter/ size: 13.5mm; Shank diameter: 16mm; Full length: 220mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL14.0	Drill bit diameter/ size: 14mm; Shank diameter: 16mm; Full length: 220mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL14.5	Drill bit diameter/ size: 14.5mm; Shank diameter: 20mm; Full length: 270mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL15.0	Drill bit diameter/ size: 15mm; Shank diameter: 20mm; Full length: 270mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL15.5	Drill bit diameter/ size: 15.5mm; Shank diameter: 20mm; Full length: 270mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL16.0	Drill bit diameter/ size: 16mm; Shank diameter: 20mm; Full length: 270mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL16.5	Drill bit diameter/ size: 16.5mm; Shank diameter: 20mm; Full length: 270mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL17.0	Drill bit diameter/ size: 17mm; Shank diameter: 20mm; Full length: 270mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL17.5	Drill bit diameter/ size: 17.5mm; Shank diameter: 20mm; Full length: 270mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL18.0	Drill bit diameter/ size: 18mm; Shank diameter: 20mm; Full length: 270mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL18.5	Drill bit diameter/ size: 18.5mm; Shank diameter: 20mm; Full length: 270mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL19.0	Drill bit diameter/ size: 19mm; Shank diameter: 25mm; Full length: 280mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL19.5	Drill bit diameter/ size: 19.5mm; Shank diameter: 25mm; Full length: 280mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL20.0	Drill bit diameter/ size: 20mm; Shank diameter: 25mm; Full length: 280mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL20.5	Drill bit diameter/ size: 20.5mm; Shank diameter: 25mm; Full length: 280mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL21.0	Drill bit diameter/ size: 21mm; Shank diameter: 25mm; Full length: 280mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL21.5	Drill bit diameter/ size: 21.5mm; Shank diameter: 25mm; Full length: 280mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL22.0	Drill bit diameter/ size: 22mm; Shank diameter: 25mm; Full length: 280mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL22.5	Drill bit diameter/ size: 22.5mm; Shank diameter: 25mm; Full length: 280mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL23.0	Drill bit diameter/ size: 23mm; Shank diameter: 25mm; Full length: 280mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL23.5	Drill bit diameter/ size: 23.5mm; Shank diameter: 32mm; Full length: 365mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL24.0	Drill bit diameter/ size: 24mm; Shank diameter: 32mm; Full length: 365mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL24.5	Drill bit diameter/ size: 24.5mm; Shank diameter: 32mm; Full length: 365mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL25.0	Drill bit diameter/ size: 25mm; Shank diameter: 32mm; Full length: 365mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL25.5	Drill bit diameter/ size: 25.5mm; Shank diameter: 32mm; Full length: 365mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL26.0	Drill bit diameter/ size: 26mm; Shank diameter: 32mm; Full length: 365mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL26.5	Drill bit diameter/ size: 26.5mm; Shank diameter: 32mm; Full length: 365mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL27.0	Drill bit diameter/ size: 27mm; Shank diameter: 32mm; Full length: 365mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL27.5	Drill bit diameter/ size: 27.5mm; Shank diameter: 32mm; Full length: 365mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL28.0	Drill bit diameter/ size: 28mm; Shank diameter: 32mm; Full length: 365mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL28.5	Drill bit diameter/ size: 28.5mm; Shank diameter: 32mm; Full length: 365mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL29.0	Drill bit diameter/ size: 29mm; Shank diameter: 32mm; Full length: 365mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL29.5	Drill bit diameter/ size: 29.5mm; Shank diameter: 32mm; Full length: 365mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL30.0	Drill bit diameter/ size: 30mm; Shank diameter: 32mm; Full length: 365mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL30.5	Drill bit diameter/ size: 30.5mm; Shank diameter: 32mm; Full length: 365mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL31.0	Drill bit diameter/ size: 31mm; Shank diameter: 32mm; Full length: 365mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL31.5	Drill bit diameter/ size: 31.5mm; Shank diameter: 32mm; Full length: 365mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL32.0	Drill bit diameter/ size: 32mm; Shank diameter: 32mm; Full length: 365mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL32.5	Drill bit diameter/ size: 32.5mm; Shank diameter: 32mm; Full length: 390mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL33.0	Drill bit diameter/ size: 33mm; Shank diameter: 32mm; Full length: 390mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL33.5	Drill bit diameter/ size: 33.5mm; Shank diameter: 32mm; Full length: 390mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL34.0	Drill bit diameter/ size: 34mm; Shank diameter: 32mm; Full length: 390mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL35.0	Drill bit diameter/ size: 35mm; Shank diameter: 32mm; Full length: 390mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL35.5	Drill bit diameter/ size: 35.5mm; Shank diameter: 32mm; Full length: 390mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL36.0	Drill bit diameter/ size: 36mm; Shank diameter: 32mm; Full length: 390mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL36.5	Drill bit diameter/ size: 36.5mm; Shank diameter: 32mm; Full length: 390mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL37.0	Drill bit diameter/ size: 37mm; Shank diameter: 32mm; Full length: 390mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL37.5	Drill bit diameter/ size: 37.5mm; Shank diameter: 32mm; Full length: 390mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL38.0	Drill bit diameter/ size: 38mm; Shank diameter: 32mm; Full length: 390mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL38.5	Drill bit diameter/ size: 38.5mm; Shank diameter: 32mm; Full length: 390mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL39.0	Drill bit diameter/ size: 39mm; Shank diameter: 32mm; Full length: 390mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL39.5	Drill bit diameter/ size: 39.5mm; Shank diameter: 32mm; Full length: 390mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL40.0	Drill bit diameter/ size: 40mm; Shank diameter: 32mm; Full length: 390mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL5.0	Drill bit diameter/ size: 5mm; Shank diameter: 16mm; Full length: 220mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL5.5	Drill bit diameter/ size: 5.5mm; Shank diameter: 16mm; Full length: 220mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL6.0	Drill bit diameter/ size: 6mm; Shank diameter: 16mm; Full length: 220mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL6.5	Drill bit diameter/ size: 6.5mm; Shank diameter: 16mm; Full length: 220mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL7.0	Drill bit diameter/ size: 7mm; Shank diameter: 16mm; Full length: 220mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL7.5	Drill bit diameter/ size: 7.5mm; Shank diameter: 16mm; Full length: 220mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL8.0	Drill bit diameter/ size: 8mm; Shank diameter: 16mm; Full length: 220mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL8.5	Drill bit diameter/ size: 8.5mm; Shank diameter: 16mm; Full length: 220mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL9.0	Drill bit diameter/ size: 9mm; Shank diameter: 16mm; Full length: 220mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL9.5	Drill bit diameter/ size: 9.5mm; Shank diameter: 16mm; Full length: 220mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check
GOHL34.5	Drill bit diameter/ size: 34.5mm; Shank diameter: 32mm; Full length: 390mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400; Good for using on: AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy	Liên hệ	Check