
●Hole Saw for Washbasin ,Marble,Stone,Ceramic, Easy operate,Better performance.
●Other Size and connection can be produced upon customer's request.
●Fast speed, wet and dry,drilling and grinding in one piece.

| Diameter | Up-layer Diameter | Thread | Drilling Depth |
| 45mm | 67mm |
M10/M12/M14/M16 /Tri-angular/1/2BSP |
40mm |
| 50mm | 72mm | ||
| 54mm | 74mm |











