Unibor Step Reamer 3-pc Kit


Product Description

Treated with bluemax tempering for maximum longevity, our step reamers are ideal for cutting through multiple diameters with a single tool. Ideal for starting and expanding holes in metal.

Key Features
  • Includes 19X312E5562, 19X562E5812 and 19X812E51062
  • Treated with bluemax tempering to maximise tool life and reduce heat generation.
  • Fitted with a 3 flat shank, ideal for all standard 3/8” 3 jaw drill chucks
  • Cut through multiple diameter sizes with 1/2 ” depth of cut per step size
Technical Specification

Technical Specification


M2 HSS (High Speed Steel)

Depth of Cut


Suitable for drilling steps of 5/16", 3/8", 7/16", 1/2" and 9/16" (19X312E5562), 9/16", 5/8", 11/16", 3/4" and 13/16" (19X562E5812) and 13/16", 7/8", 15/16", 1" and 1-1/16" (19X812E51062).

Ideal for drilling

Shank Type