Broach Engineering Blog

Practical guides for engineers specifying and using HSS broaching tools.

Engineering Guide

How to Specify a Broach: Tolerances, Materials and Lead Times

Everything your manufacturer needs to quote accurately — profile dimensions, pilot bore, HSS grade, tolerance class, surface finish, and a complete specification checklist.

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HSS & Materials

M2 vs M35 vs ASP2030: Which HSS Grade Do You Need?

A practical guide to high-speed steel grades for broaching tools — hardness, hot hardness, toughness, and when to upgrade from M2 to cobalt or powder metallurgy steel.

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Engineering Guide

Keyway Broach vs Spline Broach: Which Do You Need?

A practical comparison covering profiles, tolerances, torque capacity, applications, and when to specify each type.

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