SPECIFICATIONS

Brand Name: conboom

Certification: None

Choice: yes

DIY Supplies: Metalworking

Hign-concerned Chemical: None

Origin: Mainland China

Type: Countersink Drill Bit

Use: Metal Drilling

semi_Choice: yes

Specification:

Material: M35 Cobalt

Shank: round shank

Color: as show

Quantity: 1pc

Sizes: 6.3/8.3/10.4/12.4/16.5/20.5/25/31/40mm

Features：

-3 Flutes chamfer, long life.

-High concentricity, one-piece molding, not easy to break.

-Double-center process grinding handle, ultra-high finish.

Uses: used in the hole of the workpiece 90 degrees chamfer or taper.

You can complete cone processing for small amount of cutting machining.

Package Includes:

1* Chamfer Mill Cutter