Markdown 7/8″ Straight Shank Expansion Reamer HSS DWRRE7/8

Industrial expansion reamers enable precise enlargement of predrilled holes with controlled diameter. This 7/8 inch straight shank expansion reamer, crafted from High Speed Steel, delivers reliable performance for metalworking across manufacturing and maintenance environments.

Specs

Dimensions: Diameter 7/8 inch

Drive type: Straight shank

Material grade: High Speed Steel

Features

Expansion capability: Adjustable cutting diameter enables precise bore sizing during finishing operations, yielding tight tolerances and consistent hole diameter.

Material properties: High Speed Steel provides hardness and wear resistance suitable for metalworking tasks, maintaining edge integrity under cutting loads.

Tooling compatibility: Suitable for machine tools that accept straight shank tooling, including drill presses, milling machines, and CNC centers with compatible collets or chucks.

Applications: Ideal for automotive, aerospace, hydraulic, and industrial equipment requiring precise hole enlargement after drilling to ensure proper fit for pins, bushings, and alignment features.

Finish and bore quality: Ground geometry promotes smooth bore finish with minimal burr when proper feeds and speeds are used.