HSS Step Drill Bit Set

High-speed steel step drill bit set designed for drilling holes of various sizes in thin materials. Each bit features a stepped design, allowing for multiple hole sizes to be created with a single bit.

Hss step drill - Image 1

Technical Specifications

Product Overview

High-Performance Step Drill Bits

This versatile step drill bit set is engineered for precision drilling across a wide range of materials, including aluminum, iron, carbon steel, stainless steel, and plastic. Featuring a fully ground process and durable high-speed steel construction, these bits allow for multiple hole sizes to be created with a single tool, significantly improving efficiency in electrical, plumbing, and automotive applications. The set is available in various material grades and surface treatments to suit specific industrial requirements.

Technical Specifications

Surface Treatment

Bright FinishedTin-coatedZr-coatedBlack-oxidized

Shank Options

  • Round Shank
  • Three-Side Shank
  • Hex Shank
  • Hex Shank With a Step

Material Grades
HSS 4241HSS 4341HSS 9341M2M35M42
Flute Type
Straight Flute, Spiral Flute

Performance Capabilities

Compatible Materials

  • Aluminum
  • Iron
  • Carbon Steel
  • Stainless Steel
  • Plastic

Material Capacity Guide

Material GradeMax Drilling CapacityCompatible Materials
HSS42412mm - 5mmAluminum, Iron, Plastic
HSS6542/M25mmAluminum, Iron, Carbon Steel, Plastic
HSSCO/M355mmAluminum, Iron, Carbon Steel, Stainless Steel, Plastic

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