Countersinks expand the top of an existing hole in a workpiece to allow countersinking screws to install flush with the surface of the workpiece. This helps prevent the workpiece material from swelling when a screw is inserted and tightened down.
. WEL-DB-4
| Reid Supply | |
|---|---|
| Product Category | Deburring and Chamfering Tools |
| Product Number | WEL-DB-4 |
| Product Name | Deburring Tool Bit |
| Type | Deburring Cutting Tool / Bit |
