HSS Metalworking Counterbore Drill Sets
Zhenjiang Scharp Machinery Tools Co., Ltd.- Application：Drilling Machine
- Standard：Standard
- Coating：Coating
- Material：High Speed Steel
- Size：M3 to M24
- Standards：HRC63
Base Info
- Model NO.：metric and inch
- Style：Universal Tool
- Structure：Integral
- Cutting Process：Drilling Tools
- Transport Package：Plastic Box
- Specification：size M3 to M24
- Trademark：stc
- Origin：Jiangsu
- HS Code：82075090
- Production Capacity：10000PCS,Month
Description
Basic Info.
Model NO. metric and inch Style Universal Tool Structure Integral Cutting Process Drilling Tools Transport Package Plastic Box Specification size M3 to M24 Trademark stc Origin Jiangsu HS Code 82075090 Production Capacity 10000PCS/MonthProduct Description
Material: Efficient high-speed steel HSS M2.
Hardness: 63 HRC.
Workmanship 4 cutting blades in right hand spiral.
Milled flute and ground flute both available.
Kinds of sets available.
Kinds of coating available.
HSS Co5 (M35) available on request.
| size | pilot | cutter | shank | overall |
| dia | dia | dia | length | |
| M3 | 3.2 | 6 | 5 | 71 |
| M3 | 3.4 | 6 | 5 | 71 |
| M3.5 | 3.7 | 6.5 | 5 | 71 |
| M4 | 4.3 | 8 | 5 | 71 |
| M4 | 4.5 | 8 | 5 | 71 |
| M4.5 | 4.8 | 8 | 8 | 71 |
| M5 | 5.3 | 10 | 8 | 80 |
| M5 | 5.5 | 10 | 8 | 80 |
| M6 | 6.4 | 11 | 8 | 80 |
| M6 | 6.6 | 11 | 8 | 80 |
| M8 | 8.4 | 15 | 12.5 | 100 |
| M8 | 9 | 15 | 12.5 | 100 |
| M10 | 10.5 | 18 | 12.5 | 100 |
| M10 | 11 | 18 | 12.5 | 100 |
| M12 | 13 | 20 | 12.5 | 100 |
| M12 | 13.5 | 20 | 12.5 | 100 |
| M14 | 15 | 24 | 12.5 | 100 |
| M14 | 16 | 24 | 12.5 | 100 |
| M16 | 17 | 26 | 12.5 | 100 |
| M16 | 18 | 26 | 12.5 | 100 |
| M18 | 19 | 30 | 12.5 | 100 |
| M20 | 21 | 33 | 12.5 | 125 |
| M20 | 22 | 33 | 12.5 | 125 |
| M24 | 25.4 | 40 | 16 | 254 |