Hole saws
Our recommendations for a long service life
Please adjust your number of revolutions in accordance with the following recommendations in order to optimize the tool life of your hole saw and the cutting quality. Please do not forget the permanent cooling of the hole saw during the cutting process either.
Ø | NIRO | Cast iron | steel | Non-ferrous metals | ALUMINIUM |
---|---|---|---|---|---|
14 | 300 | 400 | 580 | 790 | 900 |
16 | 275 | 365 | 550 | 730 | 825 |
17 | 250 | 330 | 500 | 665 | 750 |
19 | 230 | 300 | 460 | 600 | 690 |
20 | 220 | 290 | 440 | 580 | 670 |
21 | 210 | 280 | 425 | 560 | 630 |
22 | 195 | 260 | 390 | 520 | 585 |
23 | 195 | 260 | 390 | 520 | 570 |
24 | 185 | 245 | 370 | 395 | 555 |
25 | 175 | 235 | 350 | 470 | 525 |
27 | 160 | 215 | 325 | 435 | 480 |
29 | 150 | 200 | 300 | 400 | 450 |
30 | 145 | 190 | 285 | 380 | 425 |
32 | 140 | 180 | 275 | 360 | 410 |
33 | 135 | 175 | 268 | 345 | 390 |
35 | 125 | 165 | 250 | 330 | 375 |
37 | 120 | 160 | 240 | 315 | 360 |
38 | 120 | 160 | 240 | 315 | 360 |
40 | 110 | 145 | 220 | 290 | 330 |
41 | 105 | 140 | 210 | 280 | 315 |
43 | 100 | 135 | 205 | 270 | 305 |
44 | 95 | 130 | 195 | 250 | 295 |
46 | 95 | 125 | 170 | 230 | 255 |
48 | 90 | 120 | 180 | 240 | 270 |
51 | 85 | 115 | 170 | 230 | 255 |
52 | 80 | 110 | 165 | 220 | 245 |
54 | 80 | 105 | 160 | 200 | 225 |
56 | 75 | 100 | 160 | 200 | 225 |
57 | 75 | 100 | 150 | 200 | 225 |
58 | 75 | 100 | 145 | 195 | 225 |
59 | 75 | 100 | 145 | 195 | 225 |
60 | 70 | 95 | 140 | 190 | 220 |
64 | 65 | 90 | 135 | 180 | 205 |
65 | 65 | 85 | 130 | 175 | 200 |
57 | 65 | 85 | 130 | 170 | 195 |
68 | 65 | 85 | 130 | 170 | 195 |
70 | 60 | 80 | 125 | 160 | 185 |
73 | 60 | 80 | 120 | 160 | 180 |
76 | 55 | 75 | 115 | 150 | 170 |
79 | 55 | 70 | 110 | 140 | 165 |
83 | 50 | 70 | 105 | 140 | 155 |
86 | 50 | 65 | 100 | 130 | 150 |
89 | 45 | 65 | 95 | 130 | 145 |
92 | 45 | 60 | 95 | 120 | 140 |
95 | 45 | 60 | 90 | 120 | 135 |
98 | 45 | 60 | 90 | 120 | 135 |
102 | 40 | 55 | 85 | 110 | 130 |
105 | 40 | 55 | 80 | 110 | 120 |
108 | 40 | 55 | 80 | 110 | 120 |
111 | 40 | 50 | 80 | 100 | 120 |
114 | 35 | 50 | 75 | 100 | 105 |
121 | 35 | 45 | 70 | 90 | 95 |
127 | 30 | 40 | 65 | 85 | 90 |
133 | 30 | 40 | 65 | 85 | 90 |
140 | 30 | 35 | 65 | 80 | 85 |
146 | 30 | 35 | 60 | 80 | 85 |
152 | 25 | 35 | 55 | 75 | 85 |
160 | 25 | 35 | 55 | 75 | 85 |
168 | 25 | 35 | 55 | 75 | 85 |
177 | 20 | 30 | 50 | 70 | 80 |
200 | 20 | 30 | 50 | 70 | 80 |
210 | 20 | 30 | 45 | 70 | 80 |