Mũi khoan thân thẳng có lỗ tra dầu NACHI SGOH7D series 

Loại

Metal drill bits

Đơn vị đo

Metric

Đường kính mũi

5mm, 5.1mm, 5.2mm, 5.3mm, 5.4mm, 5.5mm, 5.6mm, 5.7mm, 5.8mm, 5.9mm, 6mm, 6.1mm, 6.2mm, 6.3mm, 6.4mm, 6.5mm, 6.6mm, 6.7mm, 6.8mm, 6.9mm, 7mm, 7.1mm, 7.2mm, 7.3mm, 7.4mm, 7.5mm, 7.6mm, 7.7mm, 7.8mm, 7.9mm, 8mm, 8.1mm, 8.2mm, 8.3mm, 8.4mm, 8.5mm, 8.6mm, 8.7mm, 8.8mm, 8.9mm, 9mm, 9.1mm, 9.2mm, 9.3mm, 9.4mm, 9.5mm, 9.6mm, 9.7mm, 9.8mm, 9.9mm, 10mm, 10.1mm, 10.2mm, 10.3mm, 10.4mm, 10.5mm, 10.6mm, 10.7mm, 10.8mm, 10.9mm, 11mm, 11.1mm, 11.2mm, 11.3mm, 11.4mm, 11.5mm, 11.6mm, 11.7mm, 11.8mm, 11.9mm, 12mm, 12.1mm, 12.2mm, 12.3mm, 12.4mm, 12.5mm, 12.6mm, 12.7mm, 12.8mm, 12.9mm, 13mm, 13.1mm, 13.2mm, 13.3mm, 13.4mm, 13.5mm, 13.6mm, 13.7mm, 13.8mm, 13.9mm, 14mm, 14.1mm, 14.2mm, 14.3mm, 14.4mm, 14.5mm, 14.6mm, 14.7mm, 14.8mm, 14.9mm, 15mm, 15.1mm, 15.2mm, 15.3mm, 15.4mm, 15.5mm, 15.6mm, 15.7mm, 15.8mm, 15.9mm, 16mm, 16.1mm, 16.2mm, 16.3mm, 16.4mm, 16.5mm, 16.6mm, 16.7mm, 16.8mm, 16.9mm, 17mm, 17.1mm, 17.2mm, 17.3mm, 17.4mm, 17.5mm, 17.6mm, 17.7mm, 17.8mm, 17.9mm, 18mm, 18.1mm, 18.2mm, 18.3mm, 18.4mm, 18.5mm, 18.6mm, 18.7mm, 18.8mm, 18.9mm, 19mm, 19.1mm, 19.2mm, 19.3mm, 19.4mm, 19.5mm, 19.6mm, 19.7mm, 19.8mm, 19.9mm, 20mm, 20.5mm, 21mm, 21.5mm, 22mm, 22.5mm, 23mm, 23.5mm, 24mm, 24.5mm, 25mm, 25.5mm, 26mm, 26.5mm, 27mm, 27.5mm, 28mm, 28.5mm, 29mm, 29.5mm, 30mm, 30.5mm, 32mm, 31mm, 31.5mm

Chất liệu mũi khoan

High grade powder high speed steels (FAX)

Lớp phủ bề mặt

Titanium carbonitride coating (SG)

Kiểu mũi khoan

Spiral flute

Kiểu đầu khoan

Split

Góc vát của mũi (θ)

135°

Chiều dài rãnh xoắn

50mm, 54mm, 59mm, 63mm, 68mm, 72mm, 77mm, 81mm, 86mm, 90mm, 95mm, 99mm, 104mm, 108mm, 113mm, 117mm, 122mm, 126mm, 131mm, 135mm, 140mm, 145mm, 149mm, 153mm, 158mm, 162mm, 167mm, 171mm, 176mm, 180mm, 189mm, 198mm, 207mm, 216mm, 225mm, 234mm, 243mm, 252mm, 261mm, 270mm, 279mm, 288mm

Loại chuôi

Round (Straight shank)

Đường kính chuôi

6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 25mm, 32mm

Kích thước đầu chuôi

4mm, 6.9mm, 6mm, 8.9mm, 8mm, 10.9mm, 10mm, 13mm, 14mm, 15mm, 12mm, 17.5mm, 18.5mm, 19.5mm, 16mm, 20mm, 194mm

Tổng chiều dài

110mm, 120mm, 130mm, 140mm, 150mm, 170mm, 180mm, 190mm, 200mm, 210mm, 220mm, 245mm, 255mm, 265mm, 275mm, 280mm, 289mm, 298mm, 311mm, 320mm, 329mm, 338mm, 347mm, 356mm, 365mm, 374mm, 383mm

Chiều rãnh xoắn

Clockwise (right-handed)

Góc xoắn

29...34°

Vật liệu khoan phù hợp nhất

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

Vật liệu khoan phù hợp

AC, ADC, CU, FC, FCD, SUS304, SUS316, SUS420, Ti / Ni Alloy

Vật liệu không khoan được

50...65 HRC

Vật liệu không nên khoan

40...50 HRC

Đặc điểm

Oil hole

Đường kính tổng thể

2mm, 0.3mm, 3mm, 0.49mm, 4mm, 0.68mm, 5.0mm, 3.55mm, 3.65mm, 3.75mm, 6.0mm, 3.87mm, 3.89mm, 3.91mm, 7.0mm, 8.0mm, 48mm

Chiều dài tổng thể

230mm, 116mm, 127mm, 137mm, 100mm, 28mm, 173mm, 187mm, 150mm, 206mm, 213mm, 241mm, 252mm, 298mm, 375mm, 240mm, 287mm, 299mm, 323mm, 338mm, 327mm, 349mm, 364mm, 386mm, 383mm, 397mm, 408mm