HP Step Drill • Coolant • Steel / Iron
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Workpiece Material
Workpiece Material
- P Steel (37)
- P0Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(37)
- P1Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(37)
- P2Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS(37)
- P3Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS(37)
- P4Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS(37)
- P5Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS(37)
- P6High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS(37)
- K Cast Iron (37)
- K1Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS(37)
- K2Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS(37)
- K3High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS(37)
Applications
Applications
Countersinking (37)
Drilling (37)
Stacked Plates Drilling (1)
Cutting Diameter
Cutting Diameter
- 0.147 in(2)
- 0.1654 in(2)
- 0.177 in(2)
- 0.1969 in(2)
- 0.201 in(2)
- 0.213 in(1)
- 0.257 in(2)
- 0.2677 in(2)
- 0.272 in(2)
- 0.3125 in(2)
- 0.332 in(2)
- 0.3346 in(2)
- 0.3906 in(1)
- 0.4016 in(2)
- 0.4134 in(2)
- 0.4219 in(2)
- 0.4724 in(2)
- 0.4921 in(2)
- 0.5512 in(2)
- 0.6875 in(1)
to
Cutting Diameter
Cutting Diameter
- 3.734 mm(2)
- 4.2 mm(2)
- 4.496 mm(2)
- 5.0 mm(2)
- 5.106 mm(2)
- 5.41 mm(1)
- 6.528 mm(2)
- 6.8 mm(2)
- 6.909 mm(2)
- 7.938 mm(2)
- 8.433 mm(2)
- 8.5 mm(2)
- 9.921 mm(1)
- 10.2 mm(2)
- 10.5 mm(2)
- 10.716 mm(2)
- 12.0 mm(2)
- 12.5 mm(2)
- 14.0 mm(2)
- 17.463 mm(1)
to
Maximum Hole Depth [L4]
Maximum Hole Depth [L4]
- 10.5 mm(1)
- 13.2 mm(1)
- 15.0 mm(1)
- 15.8 mm(1)
- 17.0 mm(1)
- 17.5 mm(1)
- 17.9 mm(1)
- 18.2 mm(1)
- 18.5 mm(2)
- 18.81 mm(1)
- 19.8 mm(1)
- 20.8 mm(1)
- 21.0 mm(1)
- 21.3 mm(1)
- 21.5 mm(1)
- 22.4 mm(1)
- 24.8 mm(2)
- 25.5 mm(2)
- 26.9 mm(1)
- 27.0 mm(1)
- 29.0 mm(1)
- 29.5 mm(1)
- 30.3 mm(2)
- 31.5 mm(1)
- 32.3 mm(1)
- 32.6 mm(1)
- 37.8 mm(2)
- 40.0 mm(1)
- 43.3 mm(2)
- 44.0 mm(1)
- 46.6 mm(1)
to
Maximum Hole Depth [L4]
Maximum Hole Depth [L4]
- 0.4134 in(1)
- 0.5197 in(1)
- 0.5906 in(1)
- 0.622 in(1)
- 0.6693 in(1)
- 0.689 in(1)
- 0.7047 in(1)
- 0.7165 in(1)
- 0.7283 in(2)
- 0.7406 in(1)
- 0.7795 in(1)
- 0.8189 in(1)
- 0.8268 in(1)
- 0.8386 in(1)
- 0.8465 in(1)
- 0.8819 in(1)
- 0.9764 in(2)
- 1.0039 in(2)
- 1.0591 in(1)
- 1.063 in(1)
- 1.1417 in(1)
- 1.1614 in(1)
- 1.1929 in(2)
- 1.2402 in(1)
- 1.2717 in(1)
- 1.2835 in(1)
- 1.4882 in(2)
- 1.5748 in(1)
- 1.7047 in(2)
- 1.7323 in(1)
- 1.8346 in(1)
to
Reach
Reach
- 0.8425 in(1)
- 1.0236 in(1)
- 1.0984 in(1)
- 1.1024 in(1)
- 1.1063 in(1)
- 1.1299 in(1)
- 1.1417 in(1)
- 1.189 in(1)
- 1.2402 in(1)
- 1.3346 in(1)
- 1.3465 in(1)
- 1.4961 in(1)
- 1.5 in(1)
- 1.5079 in(1)
- 1.5748 in(1)
- 1.6102 in(1)
- 1.6142 in(1)
- 1.6693 in(1)
- 1.7717 in(1)
- 1.7795 in(1)
- 1.8504 in(2)
- 1.9331 in(1)
- 2.0472 in(2)
- 2.126 in(1)
- 2.1654 in(1)
- 2.3622 in(2)
- 2.3898 in(1)
- 2.4016 in(2)
- 2.5591 in(2)
- 2.5984 in(1)
- 2.8465 in(1)
- 2.874 in(1)
to
Reach
Reach
- 21.4 mm(1)
- 26.0 mm(1)
- 27.9 mm(1)
- 28.0 mm(1)
- 28.1 mm(1)
- 28.7 mm(1)
- 29.0 mm(1)
- 30.2 mm(1)
- 31.5 mm(1)
- 33.9 mm(1)
- 34.2 mm(1)
- 38.0 mm(1)
- 38.1 mm(1)
- 38.3 mm(1)
- 40.0 mm(1)
- 40.9 mm(1)
- 41.0 mm(1)
- 42.4 mm(1)
- 45.0 mm(1)
- 45.2 mm(1)
- 47.0 mm(2)
- 49.1 mm(1)
- 52.0 mm(2)
- 54.0 mm(1)
- 55.0 mm(1)
- 60.0 mm(2)
- 60.7 mm(1)
- 61.0 mm(2)
- 65.0 mm(2)
- 66.0 mm(1)
- 72.3 mm(1)
- 73.0 mm(1)
to
Over All Length [L]
Over All Length [L]
- 2.5984 in(4)
- 3.1102 in(7)
- 3.5039 in(7)
- 4.0157 in(5)
- 4.2126 in(7)
- 4.5276 in(4)
- 4.8425 in(2)
- 5.1575 in(1)
to
Over All Length [L]
Over All Length [L]
- 66.0 mm(4)
- 79.0 mm(7)
- 89.0 mm(7)
- 102.0 mm(5)
- 107.0 mm(7)
- 115.0 mm(4)
- 123.0 mm(2)
- 131.0 mm(1)
to
Back-End
Back-End Diameter
Back-End Diameter
- 6.0 mm(4)
- 8.0 mm(7)
- 10.0 mm(6)
- 12.0 mm(6)
- 14.0 mm(7)
- 16.0 mm(4)
- 18.0 mm(2)
- 20.0 mm(1)
to
Back-End Diameter
Back-End Diameter
- 0.2362 in(4)
- 0.315 in(7)
- 0.3937 in(6)
- 0.4724 in(6)
- 0.5512 in(7)
- 0.6299 in(4)
- 0.7087 in(2)
- 0.7874 in(1)
to
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