Deal 1-5/16″ X 3/8″ Straight Shank Counterbore HSS 1″ Round Shank 5 Flute DEWCBR1-5/16

Industrial counterboring tooling for precision through-hole preparation in metalworking and fabrication environments. This 5-flute HSS counterbore features straight shank geometry for compatibility with standard machine tooling that accepts straight shanks.

Specs

Counterbore diameter: 1-5/16″

Shank diameter: 3/8″

Shank type: Straight

Material: HSS

Flutes: 5

Features

Material: High-Speed Steel (HSS) provides wear resistance and heat tolerance suitable for metal counterboring tasks.

Flute count: 5-flute design improves chip evacuation and bore edge quality during counterboring operations.

Shank configuration: Straight shank enables secure seating in standard drill/mill holders and collets.

Application: Suitable for creating flush pockets for flat-head fasteners in through-hole assemblies in industrial manufacturing.

Machining compatibility: Compatible with drill presses, milling machines, and CNC centers that support straight shank tooling.