5pcs HSS Hole Saw with tin-coated set
1. High Speed steel cutting edges M35, 6542, 9341 with one pc hex wrench.
2. Sharpertooth tip for easier cutting
3. Better chip clearance, longer product life
4. Teeth stay sharp longer
5. Exchangeable centering pilot drill
6. Exchangeable threaded arbor with three flatted shank for high precision drilling in metallic sheet.
7.Dia Size: 12mm, 15mm, 18mm, 20mm--150mm.Length:70mm
8.for drilling metal,hardstone,steel ,aluminium etc.
9.package: plastic box
10.surface finish: brown .
| Dia meter | Cutting depth |
| 16mm | 5.9mm |
| 18mm | 6mm |
| 20mm | 6.5mm |
| 22mm | 7mm |
| 25mm | 7.5mm |
| 26mm | 7.5mm |
| 28mm | 8mm |
| 30mm | 8.5mm |
| 35mm | 9.5mm |
| 50mm | 9.5mm |