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DIN1897 straight shank twist drills-stub series

Manufacturing process: rolled, milled or fully ground

Material: HSS (HSS-Co are available)
Point angle: 118or 135º split point Flute type: N, parabolic flute
Finish: black oxide, bright, polished, or Ti-coated 
Diameter: 1-20mm

D L2 L1 D L2 L1 D L2 L1
1 6 26 7.5 34 74 14 54 107
1.2 8 30 7.8 37 79 14.25 56 111
1.5 9 32 8 37 79 14.5 56 111
1.8 11 36 8.2 37 79 14.75 56 111
2 12 38 8.5 37 79 15 56 111
2.2 13 40 8.8 40 84 15.25 58 116
2.5 14 43 9 40 84 15.5 58 116
2.8 16 46 9.2 40 84 15.75 58 116
3 16 46 9.5 40 84 16 58 116
3.2 18 49 9.8 43 89 16.25 60 119
3.5 20 52 10 43 89 16.5 60 119
3.8 22 55 10.2 43 89 16.75 60 119
4 22 55 10.5 43 89 17 60 119
4.2 22 55 10.8 47 95 17.25 62 123
4.5 24 58 11 47 95 17.5 62 123
4.8 26 62 11.2 47 95 17.75 62 123
5 26 62 11.5 47 95 18 62 123
5.2 26 62 11.8 47 95 18.25 64 127
5.5 28 66 12 51 102 18.5 64 127
5.8 28 66 12.2 51 102 18.75 64 127
6 28 66 12.5 51 102 19 64 127
6.2 31 70 12.8 51 102 19.25 66 131
6.5 31 70 13 51 102 19.5 66 131
6.8 34 74 13.2 51 102 19.75 66 131
7 34 74 13.5 54 107 20 66 131
7.2 34 74 13.8 54 107

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