Product Information

Our range of high quality Bi-Metal Hole Saws with variable pitch are for use by professionals who use a wide range of materials and applications including Mild Steel, Stainless Steel, Cast Iron, Non-Ferrous, Aluminium and Wood. For compatible arbor, please see our Specification details and Key chart for suitable materials.

Packaging: Box Qty 1 for all variants and sizes

Specification includes:-
Diameter and RPM Operating Speed Guides per specific material.

Key:-
MS=Mild Steel. SS=Stainless Steel. CI=Cast Iron. NF=Non Ferrous. A=Aluminium. W=Wood.

14mm (9/16″) MS=580RPM; SS=300RPM; CI=400 RPM; NF=790 RPM; A=900 RPM; W=800RPM
16mm (5/8″) MS=500RPM; SS=275RPM; CI=365RPM; NF=730RPM; A=825RPM; W=760RPM
17mm (11/16″) MS=500RPM; SS=250RPM; CI=330RPM; NF=665RPM; A=750ROM; W=720RPM
19mm (3/4″) MS=460RPM; SS=230RPM; CI=300RPM; NF=600RPM; A=690RPM; W=680RPM
20mm (25/32″) MS=445RPM; SS=220RPM; CI=290RPM; NF=580RPM; A=660RPM; W=640RPM
21mm (13/16″) MS=425RPM; SS=210RPM; CI=280RPM; NF=560RPM; A=635RPM; W=600RPM
22mm (7/8″) MS=390RPM; SS=195RPM; CI=260RPM; NF-520RPM; A=585RPM; W=560RPM
25mm (1″) MS=350RPM; SS=175RPM; CI=235RPM; NF=470RPM; A=525RPM; W=500RPM
27mm (1-1/16″) MS=325RPM; SS=160RPM; CI=215RPM; NF=435RPM; A-480RPM; W=500RPM
29mm (1-1/8″) MS=300RPM; SS=150RPM; CI=200RPM; NF=400RPM; A=450RPM; W=450RPM
30mm (1-3/16″) MS=285RPM; SS=145RPM; CI=190RPM; NF=380RPM; A=425RPM; W=430RPM
32mm (1-1/4″) MS=275RPM; SS=140RPM; CI=180RPM; NF=360RPM; A=410RPM; W=410RPM
33mm (1-5/16″) MS=260RPM; SS=135RPM; CI=175RPM; NF=345RPM; A=390RPM; W=390RPM
35mm (1-3/8″) MS=250RPM; SS=125RPM; CI=165RPM; NF=330RPM; A=375RPM; W=370RPM
38mm (1-1/2″) MS=230RPM; SS=115RPM; CI=150RPM; NF=300RPM; A-345RPM; W=330RPM
40mm (1 9/16″) MS=220RPM; SS=110RPM; CI=145RPM; NF=290RPM; A=330RPM; W=310RPM
41mm (1-5/8″) MS=210RPM; SS=105RPM; CI=140RPM; NF=280RPM; A=315RPM; W=290RPM
43mm (1-11/16″) MS=205RPM; SS=110RPM; CI=135RPM; NF=270RPM; A=305RPM; W=270RPM
44mm (1-3/4″) MS=195RPM; SS=+6RPM; CI=130RPM; NF=260RPM; A=295RPM; W=250RPM
46mm (1-13/16″) MS=190RPM; SS=95RPM; CI=125RPM; NF=250RPM; A=285RPM; W=230RPM
48mm (1-7/8″) MS=180RPM; SS=90RPM; CI=120RPM; NF=240RPM; A=270RPM; W=210RPM
51mm (2″); MS=170RPM; SS=85RPM; CI=115RPM; NF=230RPM; A=255RPM; W=200RPM
54mm (2-1/8″) MS=160RPM; SS=80RPM; CI=105RPM; NF=210RPM; A=240RPM; W=190RPM
57mm (2-1/4″) MS=155RPM; SS=75RPM; CI=100RPM; NF=200RPM; A=225RPM; W=185RPM
60mm (2-3/8″) MS 140RPM; SS=70RPM; CI=95RPM; NF=190RPM; A=220RPM; W=180RPM
64mm (2-1/2″) MS=135RPM; SS=65RPM; CI=90RPM; NF=180RPM; A=205RPM; W=180RPM
65mm (2-9/16″) MS=130RPM; SS=65RPM; CI=85RPM; NF=175RPM; A=200RPM; W=175RPM
67mm (2-5/8″) MS=125RPM; SS=60RPM; CI=80RPM; NF=160RPM; A=195RPM; W=170RPM
68mm(2-11/16″) MS=125RPM; SS=60RPM; CI=80RPM; NF=160RPM; A=195RPM; W=165RPM
70mm (2-3/4″) MS=120RPM; SS=60RPM; CI=80RPM; NF=160RPM; A=185RPM; W=160RPM
73mm (2-7/8″) MS=115RPM; SS=55RPM; CI=75RPPM; NF=150RPM’ A=170RPM; W=155RPM
76mm (3″) MS=115RPM; SS=55RPM; CI=75RPM; NF=150RPM; A=170RPM; W=150RPM
79mm (3-1/8″) MS=110RPM; SS=55RPM; CI=7RPM; NF=140RPM; A=165RPM; W=150RPM
83mm (3-1/4″) MS=105RPM; SS=50RPM; CI=70RPM; NF=140RPM; A=155RPM; W=140RPM
86mm (3-3/8″) MS=100RPM; SS=50RPM; CI=65RPM; NF=140RPM; A=150RPM; W=135RPM
102mm (4″) MS=80RPM; SS=40RPM; CI=55RPM; NF=120RPM; A=130RPM; W=100RPM
108mm (4-1/4″) MS=75RPM; SS=40RPM; CI=50RPM; NF=100RPM; A=120RPM; W=95RPM
114mm (4-1/2″) MS=70RPM; SS=35RPM; CI=50RPM; NF=100RPM; A=110RPM; W=90RPM
127mm (5″) MS=55RPM; SS=25RPM; CI=35RPM; NF=80RPM; A=90RPM; W=85RPM
152mm (6″) MS=55RPM; SS=25RPM; CI=35RPM; NF=75RPM; A=85RPM; W=75RPM