Feature(may vary by option.)

●Material: High Speed Steel HSS (4241)
●Shank type: round, Sizes: 2-5mm,5-10mm, 10-15 mm, 15-20mm
●Ideal for cutting through metal, wood and plastic (hardness <25 degrees)
●90° angle on the point for sharp and precise countersinking, used for workpiece circular aperture chamfering or cone hole
●This bits should use the bench drill , it is easy to shake and it will affect the chamfering effect if you use the hand drill

[Silver]




[Gold(4pcs Oblique Hole)]





Description

Countersink Chamfer ToolCountersink Chamfer Tool

OCGIG 4pcs Titanium Coated Countersink Chamfer Tool Deburring Tool Set Metal Wood Drill Bits

  • Internal chip removal, to prevent debris from flying.
  • 90° angle on the point for sharp and precise countersinking.
  • Titanium-plated surface, wear-resistant, long service life.
  • Ideal for cutting through metal, wood and plastic (hardness <25 degrees)

Countersink Chamfer ToolCountersink Chamfer Tool

Countersink Chamfer ToolCountersink Chamfer Tool

Countersink Chamfer ToolCountersink Chamfer Tool

Countersink Chamfer ToolCountersink Chamfer Tool

Pilot Hole

  • First drill the hole in wood or plastic to locate or guide a screw and expand the size according to the tap. Without a pilot hole, the screw may get too tight and either broke the material or snap the screw completely.

Countersink

  • Install the chamfer drill on the bench drill. If you need to chamfer 16mm hole, you can choose 15-20mm chamfering device. Add water or cutting oil to cool when chamfering.

Clearance Hole

  • Finally screw on until flush with the horizontal. This bits should use the bench drill , it is easy to shake and it will affect the chamfering effect if you use the hand drill.