For Stainless steel plate, Alloy steel plate, Iron plate, Copper plate. Aluminum plate. Electrical controller box, Channel iron, Brass plate. F.R.P. and other hard compound metallic plates.
| Diameter | Diameter | Diameter |
| 15mm | 34mm | 54mm |
| 16mm | 35mm | 55mm |
| 17mm | 36mm | 56mm |
| 18mm | 37mm | 57mm |
| 19mm | 38mm | 58mm |
| 20mm | 39mm | 59mm |
| 21mm | 40mm | 60mm |
| 22mm | 41mm | 61mm |
| 23mm | 42mm | 62mm |
| 24mm | 43mm | 63mm |
| 25mm | 44mm | 64mm |
| 25.5mm | 45mm | 65mm |
| 26mm | 46mm | 70mm |
| 27mm | 47mm | 75mm |
| 28mm | 48mm | 80mm |
| 29mm | 49mm | 85mm |
| 30mm | 50mm | 90mm |
| 31mm | 51mm | 95mm |
| 32mm | 52mm | 100mm |
| 33mm | 53mm | Center drill |