Skip to content

Country

Contact us by email for any questions, and we'll respond promptly.
Contact us by email for any questions, and we'll respond promptly.

Hougen RotaCut and Hole Cuter Suggest Speeds Chart

Suggested Speeds (RPM) for RotaCut™ Sheet Metal Cutters and Holcutter™*

DiameterInches Decimal Equivalent Mild Steel Soft Aluminum Stainless Steel and Tool Steel
1/4" 0.25 1530 11920 765
5/16" 0.3125 1220 9535 610
3/8" 0.375 1020 7945 510
7/16" 0.4375 875 6810 440
1/2" 0.5 765 5960 380
9/16" 0.5625 680 5300 340
5/8" 0.625 610 4770 300
11/16" 0.6875 560 4335 280
3/4" 0.75 510 3975 255
13/16" 0.8125 470 3670 235
7/8" 0.875 440 3405 220
15/16" 0.9375 410 3180 205
1" 1 385 2980 190
1-1/16" 1.0625 360 2805 180
1-1/8" 1.125 340 2650 170
1-1/4" 1.25 305 2385 155
1-5/16" 1.3125 290 2270 145
1-3/8" 1.375 280 2170 140
1-7/16" 1.4375 270 2075 135
1-1/2" 1.5 255 1985 130
1-9/16" 1.5625 245 1910 120
1-5/8" 1.625 235 1835 120
1-11/16" 1.6875 225 1765 110
1-3/4" 1.75 220 1700 110
1-13/16" 1.8125 210 1645 105
1-7/8" 1.875 205 1590 100
1-15/16" 1.9375 200 1540 100
2" 2 190 1490 95
2-1/16" 2.0625 185 1445 95
2-1/8" 2.125 180 1400 90
2-1/4" 2.25 170 1325 85
2-5/16" 2.3125 165 1490 85
2-3/8" 2.375 160 1255 80
2-7/16" 2.4375 160 1220 80
2-1/2" 2.5 150 1190 75
2-9/16" 2.5625 150 1160 75
2-5/8" 2.625 146 1135 70
2-11/16" 2.6875 140 1110 70
2-3/4" 2.75 140 1080 70
2-13/16" 2.8125 135 1060 65
2-7/8" 2.875 130 1035 65
2-15/16" 2.9375 130 1015 65
3" 3 130 990 65
Note: These are just starting points and speed may have to be adjusted accordingly.
For Metric Cutters use closest fractional size.
*For longest tool life and best performance, always use
RotaMagic™ Cutting Fluid or Slick Stik™ Lubricant.

Compare products

0 of 3 items selected

Select first item to compare

Select second item to compare

Select third item to compare

Compare