Note: Each number settings listed in the speed charts = x 1,000 RPM
* Speed for light cuts, Caution - burning on deep grooves.
• Depending on cutting direction relative to grain.
Catalog
Number
9901, 9902, 9903,
9904, 9905, 9906,
9912
9909, 9910, 9911
Catalog
Number
83142, 83322,
83702, 84922,
85422, 85602, 85622
Catalog
Number
516
500
EZ541GR
Catalog
Number
541, 903, 911, 921,
932, 941, 945, 952,
953, 954, 971, 997,
8153, 8175, 8193,
8215
1605A0035J 8150 202502.indd 25
1605A0035J 8150 202502.indd 25
Speed Settings (Continued)
page heading
Tungsten Carbide Cutters
Hard
Soft
Laminates
Wood
/Plastics
Wood
25-35
18-24
9-11
-
-
-
Silicon Carbide Grinding Stones (blue/green)
Hard
Soft
Laminates
Wood
/Plastics
Wood
-
-
12-17
Abrasive Wheels / Points
Hard
Soft
Laminates
Wood
/Plastics
Wood
4-6
4-6
-
4-6
4-6
-
-
-
-
Aluminum oxide grinding stones (orange/brown)
Hard
Soft
Laminates
Wood
/Plastics
Wood
25-35
25-35
-
Aluminum,
Shell/
Steel
Brass, etc.
Stone
25-35
12-17
18-24
-
-
18-24
Aluminum,
Shell/
Steel
Brass, etc.
Stone
25-35
9-11
12-17
Aluminum,
Shell/
Steel
Brass, etc.
Stone
18-24
12-17
18-24
9-17
12-24
9-17
Aluminum,
Shell/
Steel
Brass, etc.
Stone
18-24
9-11
12-17
Ceramic
Glass
18-35
18-35
18-35
18-35
Ceramic
Glass
25-35
25-35
Ceramic
Glass
-
-
-
-
-
-
-
-
-
Ceramic
Glass
25-35
-
25
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2/27/2025 4:28:38 PM