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hot roll-forged flute with special heat treatment gives additional toughness with increased durability of the drill bit.* 118 degree point angle design for general purpose.* black oxide finish for greater resistance to wear.* economical high speed steel bit for general drilling.* for drilling in steel, cast steel, malleable iron, sintered metal, non-ferrous metal and plastic.
dia. | working length | overall length | |
1 | 12 | 34 | |
1.5 | 18 | 40 | |
2 | 24 | 49 | |
2.5 | 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 | |
8.0 | 75 | 117 | |
8.5 | 75 | 117 | |
9.0 | 81 | 125 | |
9.5 | 81 | 125 | |
10.0 | 87 | 133 | |
10.5 | 87 | 133 | |
11.0 | 94 | 142 | |
11.5 | 94 | 142 | |
12.0 | 101 | 151 | |
12.5 | 101 | 151 | |
13.0 | 101 | 151 |
Twist drill bit CTD005