2010 Full-Line Drill Catalog - Desanto

Shank designsHigh speed steel straight shanks, DIN 1835-1 (extract)Form A, plainDimensions in mmd 1h8l 1+20d 1h8l 1+20d 1h8l 1+20chamfercenter hole3 284 2812 4516 4850 8063 905 2820 506 3625 568 3610 4032 6040 70Form B, with drive flatwith one drive flat ford1 = 6 ... 20 mmchamfercenter holeDimensions in mmd 1h6b 1+0.050e 10-1h 1h13l 1+20l 2+10center holeform RDIN 332 sect. 16 4.2 18 4.8 36 - 1.6x2.58 5.5 18 6.6 36 - 1.6x3.3510 7 20 8.4 40 - 1.6x3.3512 8 22.5 10.4 45 - 1.6x3.3516 10 24 14.2 48 - 2.0x4.2520 11 25 18.2 50 - 2.5x5.3with two drive flats ford1 = 25 ... 63 mmcenterhole25 12 32 23 56 17 2.5x5.332 14 36 30 60 19 3.15x6.740 14 40 38 70 19 3.15x6.750 18 45 47.8 80 23 3.15x6.7chamfer63 18 50 60.8 90 23 3.15x6.7TechnicalForm D, threaded shankDimensions in mmcenter holed 1 d 3 d 2 l 1 l 3 center holeh8tol.zonetol.zone+20+20form RDIN 332 sect. 16 5.9 0-0.15.0870-0.136 10 1.6 x 2.510 9.9 0-0.19.0870-0.140 10 1.6 x 3.35detail Z(cross section)thread profile toDIN ISO 228 part 112 11.9 0-0.111.0870-0.116 15.9 0-0.1 15.087 0-0.120 19.9 0-0.15 19.087 0-0.1545 10 1.6 x 3.3548 10 2.0 x 4.2550 15 2.5 x 5.325 24.9 0-0.15 24.087 0-0.1556 15 2.5 x 5.332 31.9 0-0.15 31.087 0-0.1560 15 3.15 x 6.7304