SG straight shank drills NACHI  SGSD7.9

SG straight shank drills NACHI
Drill bit diameter/ size: 7.9mm; Shank diameter: 7.9mm; Full length: 117mm; Bit style: Spiral flute; Is best used on: 30...40 HRC, S45C, S50C, SCM NAK, SS400, SUS420; Good for using on: AC, ADC, CU, FC, FCD, Ti / Ni Alloy
Manufacturer: NACHI
Item Status: Contact us
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Series: SG straight shank drills NACHI SGSD series

Model: SGSD7.9

Features of SG straight shank drills NACHI SGSD series (contains model SGSD7.9)

This drill having jobbers length is suitable for workpiece materials from carbon steel and stainless Steel to aluminum. This drill is not applied to austenitic stainless steel.

Specifications of SG straight shank drills NACHI SGSD7.9

Type

Metal drill bits

System of measurement

Metric

Set/Individual

Individual

Drill bit diameter/ size

7.9mm

Material

High grade powder high speed steels (FAX)

Coating

Titanium carbonitride coating (SG)

Bit style

Spiral flute

Point style

Split

Point angle

135°

Groove length

75mm

Shank type

Round (Straight shank)

Shank diameter

7.9mm

Shank head dimension

7.9mm

Full length

117mm

Flute direction

Clockwise (right-handed)

Twist angle

31...32°

Is best used on

30...40 HRC, S45C, S50C, SCM NAK, SS400, SUS420

Good for using on

AC, ADC, CU, FC, FCD, Ti / Ni Alloy

Not use on

50...65 HRC, SUS304, SUS316

Not recommended

40...50 HRC

Overall diameter

7.9mm

Overall length

117mm

Document of SG straight shank drills NACHI

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