HSS Titanium Coated Step Drills / Cone Cutter / Drill Bits 3pc 4mm – 30mm

£15.79

In stock

SKU: 2645 Category:

Description

US PRO 3pcs HSS Step Drill Bits Titanium Coated 4-30mm 4-20mm 4-12mm 2645

Description

Professional tools for commercial or occasional use. 

Step drills offer a significant advantage over cone drills because they offer a positive stop when a hole reaches a certain size. 

HSS Titanium coated drills for maximum strength

With a cone drill it is easy for it to dig in and make a hole that is too large. 

A set of 3 step drills / stepped cone cutters. 

Cuts a perfectly round hole in sheet metal. 

-Works perfectly on drilling holes into thin materials such as steel, copper, aluminium, plastic 

-For complete performance each time please ensure that the drills are well lubricated, especially when drilling aluminium. 

-Self-starting penetrate, no working and no pilot drill needed. 

1. SMALL STEP DRILL – 4 – 12mm in 1mm increments 

2. MEDIUM STEP DRILL – 4mm – 20mm in 2mm increments 

3. LARGE STEP DRILL – 4mm – 30mm in 2mm increments

Double flutes make a perfectly round hole and automatically deburr as you drill. 

Complete in metal tin / case for easy storage and transportation

Specifications:

• Angle: 118 Degree Split Point 
• Fully Polished
• HSS 4241
• Coated in titanium for tremendous strength

Sizes:
9 Step Drill (4 – 12MM):
• 4MM
• 5MM
• 6MM
• 7MM
• 8MM
• 9MM
• 10MM
• 11MM
• 12MM

9 Step Drill (4-20MM):
• 4MM
• 6MM
• 8MM
• 10MM
• 12MM
• 14MM
• 16MM
• 18MM
• 20MM

14 Step Drill (4-30MM):
• 4MM
• 6MM
• 8MM
• 10MM
• 12MM
• 14MM
• 16MM
• 18MM
• 20MM
• 22MM
• 24MM
• 26MM
• 28MM
• 30MM