◆Quality high speed steel ensures the bits super hard, sharp and cutting effectively with impressive cutting performance in metal, plastic, and wood etc with long tool life.
◆Precision treatment makes drills durable toughness, withstands heavy duty operation, resists corrosion and lubricates the drill bits better for cutting smoothly.
◆Fully grinding processing makes the surface of drill bit smoother, the friction can be reduced and the cutting speed is faster.
◆Description: DIN 1897 HSS twist drill, fully ground with bright finish 118/135 degree point.
◆Usage: ideal for drilling on mild steel , copper, aluminum, zinc alloy etc.
◆Shank: straight shank
◆Material: HSS/HSS CO
◆Diameter size:3.0-13
Code No. |
Dia. |
L1 |
L2 |
TC-18970001 |
3.0 |
46 |
16 |
TC-18970002 |
3.5 |
52 |
20 |
TC-18970003 |
4.0 |
55 |
22 |
TC-18970004 |
4.5 |
58 |
24 |
TC-18970005 |
5.0 |
62 |
26 |
TC-18970006 |
5.5 |
66 |
28 |
TC-18970007 |
6.0 |
66 |
28 |
TC-18970008 |
6.5 |
70 |
31 |
TC-18970009 |
7.0 |
74 |
34 |
TC-18970010 |
7.5 |
74 |
34 |
TC-18970011 |
8.0 |
79 |
37 |
TC-18970012 |
8.5 |
79 |
37 |
TC-18970013 |
9.0 |
84 |
40 |
TC-18970014 |
9.5 |
84 |
40 |
TC-18970015 |
10.0 |
89 |
43 |
TC-18970016 |
10.5 |
89 |
43 |
TC-18970017 |
11.0 |
95 |
47 |
TC-18970018 |
11.5 |
95 |
47 |
TC-18970019 |
12.0 |
102 |
51 |
TC-18970020 |
12.5 |
102 |
51 |
TC-18970021 |
13.0 |
102 |
51 |
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