Bordo 180 Degree Counterbore (3870)

Description

Bordo 180 Degree Counterbore (3870)

Bright finish HSS-Co5 (Cobalt) for extreme tool life.
Use to enlarge the top of an existing hole to create a cylindrical-shaped opening with a flat bottom that acts as a seat for the head of a screw or wood plug.
Ideal for use with standard cap screws or socket head screws.
Counterbore use with Fillister cap screw and ejector caps in moulds.

Specifications

AIMS SKU A0205516

Brand Bordo

Model Number 3870-3.0

Barcode Number 9326518007319

Shank (mm) 6

Overall Length (OAL) mm 71

Screw Size (mm) M3.0

Counterbore Angle 180°

Diameter (D x d) 6 x 3.2mm

Type Counterbore
Material HSS-Co5
Surface Finish Bright

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