Clean Hole Expansion Without Tool Changes Slowing You Down

Clean hole expansion across multiple sizes demands control, not constant bit swapping. ITM spiral step drills are built for Australian tradies working with sheet metal, electrical panels & thin steel where accuracy, finish quality & speed all matter. Standard drill bits tear material, leave burrs & force repeated tool changes—these spiral step drills for sheet metal & electrical work eliminate that by delivering smooth, progressive cutting in a single pass.

On electrical installs & fabrication jobs, selecting the right spiral step drills in Australia allows fast, accurate hole sizing without interrupting workflow. Built for durability & consistency, these ITM step drill bits reduce chatter, control heat & maintain reliable hole sizing across repeated use. Improve drilling capability with Drills, fine-tune accuracy using Drill Accessories & extend versatility with Power Tool Accessories to handle varied jobsite requirements.

Whether fitting switchboards or modifying panels, Industrial Shed supplies spiral step drills Australia-wide for tradies who rely on repeatable performance. Store tools securely with Tool Storage, prep materials efficiently using Metal Cutting & Grinding Tools, maintain compliance with Work Safety Protections & streamline workflow using Power Tool Accessories. Build practical setups with The Apprentice's First Tool Kit: What You Actually Need & keep jobs running efficiently using Spring Jobsite Prep Getting Your Gear Ready.

Designed for Trade, Workshop & Industry

Purpose-built for professionals handling drilling across thin materials & sheet metal.

• Electricians installing cable glands, conduits & switchboards

• Fabricators working with sheet metal, aluminium & light steel

• Mechanics modifying panels, brackets & housings

• Site crews completing fast installs across varied materials

• Maintenance teams handling upgrades without rework

Shop ITM Spiral Step Drills by Category

Spiral Step Drills – Metric Sizes

Designed for progressive hole expansion using metric step drill bits for sheet metal applications.
► Covers multiple hole sizes with one tool
► Eliminates repeated bit changes
► Produces clean, consistent holes

Spiral Step Drills – Imperial Sizes

Supports applications requiring imperial sizing across electrical & mechanical work.
► Matches imported equipment requirements
► Ideal for mixed-standard environments
► Maintains drilling accuracy

Cobalt Step Drills

Engineered for tougher materials where spiral step drills for stainless steel & hardened metals are required.
► Withstands higher heat & load
► Retains cutting edge longer
► Suitable for demanding applications

Step Drill Sets

Provides flexibility for workshops & mobile kits using ITM spiral step drills across multiple diameters.
► Wide size coverage in one kit
► Improves efficiency on-site
► Reduces downtime between tasks

Why Tradies Choose Spiral Step Drills in Australia

Consistent hole quality & speed matter when working across sheet materials. These spiral step drills Australia tradies depend on deliver accuracy without slowing workflow.

• Creates clean, burr-free holes in sheet metal

• Eliminates constant tool changes across sizes

• Reduces heat build-up during drilling

• Maintains hole accuracy with controlled cutting

• Performs reliably across Australian jobsite conditions

• Improves overall drilling efficiency

Keep jobsite efficiency high using Spring Jobsite Prep Getting Your Gear Ready to ensure tools are ready when needed.