DIN1897 HSS Double Ends twist Drill Bit with Amber Finish
Features
Double ended hss twist drill bits is commonly used for drilling holes in metal,high temperature alloys,titanium alloys,high strength steel and carbon fiber composite materials.
the drill bits are made of high quality hss M2 material,which is harder than ordinary materials and provides greater efficiency for drill hard materials.
the amber coating provides additional protection against moisture and also helps to reduce friction.
DIn1897.
the drill bits come in a variety of sizes ranging from 1.0mm to 12.0mm.
the point type is 135 degrees split point which ensures a true start and eliminates big walking.
double ended hss twist drill bits are ideal for use in stationary drills and are capable of sharp and fast drilling ,easy and quick chip removal and stable quality.
PRODUCT SHOW
Advantages
1.amber coating provides additional protection and reduce friction during drilling.
2.HSS M2 6542 material provides greater efficiency for drilling hard materials.
3.DIN897
4.135 degree split point ensures a true start and eliminates big walking.
5.double ends provide longlife span and stable quality.
| Dia.mm | Working Length mm | Overall Length mm |
| 2 | 8 | 38 |
| 2.5 | 10 | 43 |
| 3 | 11 | 46 |
| 3.2 | 11 | 49 |
| 3.5 | 14 | 52 |
| 4 | 14 | 55 |
| 4.5 | 17 | 58 |
| 5 | 17 | 62 |
| 5.5 | 19 | 66 |
| 6 | 19 | 66 |
| 6.5 | 22 | 70 |
| Dia. | Working Length | Overall Length |
| 1/16 | 3/8 | 1 1/2 |
| 5/64 | 3/8 | 1 1/2 |
| 3/32 | 3/8 | 1 11/16 |
| 7/64 | 1/2 | 1 13/16 |
| 1/8 | 1/2 | 1 13/16 |
| 9/64 | 5/8 | 2 1/16 |
| 5/32 | 5/8 | 2 3/16 |
| 3/16 | 5/8 | 2 5/16 |
| 7/32 | 3/4 | 2 5/8 |
| 1/4 | 3/4 | 2 7/8 |
