Fresh Stock 1-1/4″ 4MT Spiral Flute Taper Shank Bridge Reamer HSS DWRRB1-1/4

Industrial precision tooling for metalworking and fabrication markets. The Bridge Reamer with spiral flute geometry and a Morse Taper No. 4 shank delivers precise hole finishing in tough materials.

Specs

Diameter: 1-1/4 inches

Drive type: Morse Taper No. 4 (4MT) taper shank

Material grade: High Speed Steel

Features

Spiral flute design: Improves chip evacuation, reduces recutting, and supports consistent hole size in deep bores.

Secure drive: 4MT taper shank provides rigid engagement with machine spindles, minimizing runout during reaming operations.

Material benefits: High Speed Steel construction offers wear resistance and toughness for reaming steel, cast iron, and aluminum alloys when operated with appropriate speeds and feeds.

Applications: Ideal for automotive blocks, hydraulic manifolds, gear housings, and other precision bore requirements in industrial fixtures and fabrication.

Operational guidance: Utilize proper cutting fluid to manage heat, maintain alignment with the hole axis, and select suitable speeds and feeds to achieve the desired finish and tolerance.