RECOMMENDED HOLE SAW SPEED REFERENCE CHART

Bi-Metal		RECOMMENDED HOLE SAW SPEED REFERENCE CHART SPEEDS SHOWN ARE ONLY A GUIDELINE / SUGGESTION TO HELP OPTIMIZE THE PERFORMANCE OF BI-METAL HOLESAWS.
SIZE INCHES	MILD STEEL	TOOL STEEL & STAINLESS	CAST IRON	BRASS	ALUMINUM
9/16”	550	300	400	790	900
5/8”	530	275	365	730	825
11/16”	500	250	330	665	750
3/4”	460	230	300	600	690
13/16”	425	210	280	560	630
15/16”	370	185	245	495	555
1”	350	175	235	470	525
1-1/16”	325	160	215	435	480
1-1/8”	300	150	200	400	450
1-3/16”	285	145	190	380	425
1-1/4”	275	140	180	360	410
1-3/8”	250	125	165	330	375
1-1/2”	230	115	150	300	345
1-1/4”	275	140	180	360	410
1-5/16”	260	135	175	345	390
1-3/8”	250	125	165	330	375
1-7/16”	240	120	160	315	360
1-1/2”	230	115	150	300	345
1-9/16”	220	110	145	290	330
1-5/8”	210	105	140	280	315
1-11/16”	205	100	135	270	305
1-3/4”	195	95	130	260	295
1-13/16”	190	95	125	250	285
1-7/8”	180	90	120	240	270
2”	170	85	115	230	255
2-1/16”	165	80	110	220	245
2-1/8”	160	80	105	210	240

4/6 Bi-Metal		RECOMMENDED HOLE SAW SPEED REFERENCE CHART SPEEDS SHOWN ARE ONLY A GUIDELINE OR SUGGESTION TO OPTIMIZE THE BASIC PERFORMANCE OF COMMON HOLESAWS.
SIZE INCHES	MILD STEEL	TOOL STEEL & STAINLESS	CAST IRON	BRASS	ALUMINUM

2-1/4”	150	75	100	200	230
2-5/16”	145	75	100	195	225
2-3/8”	140	70	95	190	220
2-1/2”	135	70	90	180	205
2-9/16”	130	65	85	175