What is a counter sink drill bit used for?
What is a counter sink drill bit used for?
Countersinks are mainly used for countersinking drill holes, countersinking screws and deburring. Countersinking widens the drill hole and facilitates subsequent tapping. When countersinking screws, space is created for the screw head so that it closes with the surface of the workpiece.
What bit to countersink screws?
Choose the Correct Countersink Bit Size #6, 8 and 10 are most common. Make sure the screw has a flat head with a conical shape underneath.
What is a good countersink bit?
Comparison Chart of Best Countersink Bit for Metal and Wood
| Name | Size Of Shank | Type Of Bit |
|---|---|---|
| Rocaris 23-Pack Woodworking Chamfer Drilling Tool | 6 with 1/4 inches hex; 7 with 3/8 inches round | First 6- 90° 5 Flute, Next 7- Three-pointed spiral |
| Amana Tool – (55227) | 1/4 inches hex | 82° Carbide tip |
What is a countersinking drill bit used for?
A countersink drill is designed to create a cone-shaped hole in metal, wood, or plastic. The primary purpose of a countersink drill is to create a hole in the material deep enough to allow the head of the screw to be flush with the material surface. This type of drill can be found in manufacturing and construction.
How does countersink drill bit work?
A countersink drill bit can be secured in any chucked drill motor and will create a recess to allow a countersink bolt to sit flush with the surface of a material. The angle of the countersink screw head determines the angle of the countersink needed to allow the bolt head to sit flush while maintaining full contact with the base material.
What is a counter sink hole?
Countersunk Holes. A countersink is a tapered hole drilled with a wide outer portion. A common usage of the countersunk hole is to allow the head of a flat head bolt or screw, when placed in the hole, to sit flush with or below the surface of the surrounding material.
What is counter drill bit?
A cross-hole counter sink drill bit is the most common type of countersink drill bit. The tapered cone of the drill bit reams a correctly sized hole set at a chosen bevel for seating countersink screws at or slightly below the surface of a material.