Adjustable HSS square hand reamer, metal cutter, hole adjustment range 17-19mm, 6 blades

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Applicable materials: A3, alloy steel, steel, cast iron, cast steel, aluminum, and other metallic materials.

A reamer with one or more teeth used to drill holes in the surface of a thin layer of metal on a rotary tool.

The exact size and shape can be obtained after reaming.

Used to ream (or drill and mill) the workpiece after the hole.

It is mainly used to improve the accuracy of hole machining and reduce surface roughness. It is used for finishing and semi-finishing holes. Note: This product is not an original accessory; please note this before purchasing.