Twist drill bits High speed steel HSSCobalt
USD $0.1 - $10 /Piece
Min.Order:100 Pieces
Zhenjiang Scharp Machinery Tools Co., Ltd.
HSS cobalt twist drill bits
Standards: DIN338,DIN340,DIN1869
Material: W4,W9,M2,M35,M42.
Production methods: rolled forged,milled,fully ground.
Surface treatments:Bright finish,Black Oxide,Ti coating.
Double end drill bits available.
Din338 twist drll
Diameter (D) mm | Working length (L1) mm | Total length (L2) mm |
1 | 12 | 34 |
1,5 | 18 | 40 |
2 | 24 | 49 |
2,5 | 30 | 57 |
2,6 | 30 | 57 |
3 | 33 | 61 |
3,2 | 36 | 65 |
3,5 | 39 | 70 |
4 | 43 | 75 |
4,2 | 43 | 75 |
4,5 | 47 | 80 |
4,8 | 52 | 86 |
5 | 52 | 86 |
5,5 | 57 | 93 |
6 | 57 | 93 |
6,5 | 63 | 101 |
7 | 69 | 109 |
7,5 | 69 | 109 |
8 | 75 | 117 |
8,5 | 75 | 117 |
9 | 81 | 125 |
10 | 87 | 133 |
11 | 94 | 142 |
12 | 101 | 151 |
13 | 101 | 151 |
1 | 12 | 34 |
1,5 | 18 | 40 |
2 | 24 | 49 |
2,5 | 30 | 57 |
3 | 33 | 61 |
3,2 | 36 | 65 |
3,3 | 36 | 65 |
3,5 | 39 | 70 |
4 | 43 | 75 |
4,2 | 43 | 75 |
4,5 | 47 | 80 |
5 | 52 | 86 |
5,5 | 57 | 93 |
6 | 57 | 93 |
6,5 | 63 | 101 |
7 | 69 | 109 |
7,5 | 69 | 109 |
8 | 75 | 117 |
8,5 | 75 | 117 |
9 | 81 | 125 |
9,5 | 81 | 125 |
10 | 87 | 133 |
10,5 | 87 | 133 |
11 | 94 | 142 |
11,5 | 94 | 142 |
12 | 101 | 151 |
13 | 101 | 151 |