DEWALT EXTREME Industrial Cobalt HSS-CO 6.0mm DEWDT4908-QZ

Description

High-Performance Metal Drilling for Tough Trade Applications

The DEWALT EXTREME Industrial Cobalt HSS-CO 6.0mm drill bit is engineered for demanding metal drilling where standard bits simply won’t hold up. Built for licensed electricians and contractors working across steel fabrication, commercial fit-outs, and maintenance jobs, this bit delivers consistent cutting power into high alloy steels and materials with tensile strength up to 1,100 N/mm².

Its cobalt HSS-CO construction enhances heat resistance and durability, helping you maintain cutting efficiency even during prolonged drilling sessions. Whether you’re working on-site with portable drills or in workshop setups, this bit is designed to keep production moving and reduce downtime caused by premature wear or bit failure.

Precision, Control & Compliance You Can Rely On

Designed with trade accuracy in mind, the no-walk split point tip ensures clean penetration on curved and smooth surfaces without the need for centre punching on most applications above 5mm. This helps reduce job delays and improves first-pass accuracy, especially when working on installed metalwork or pre-finished surfaces.

Recessed cutting wings produce cleaner, burr-free holes, reducing the need for secondary finishing and saving valuable installation time. The strong central core enhances stability during drilling, particularly in freehand applications, while the spin-proof three-sided shank ensures a secure, non-slip grip in the chuck for safer, more controlled operation.

This combination of features supports compliance-focused work where precision, finish quality, and consistency are essential across electrical and mechanical installations.

Built for Trade Efficiency & Everyday Job Site Use

The DEWALT EXTREME 6.0mm cobalt drill bit is designed to keep electricians and contractors moving efficiently across multiple job sites. The non-slip shank reduces tool slippage and rework, while the reinforced design improves durability under repetitive use conditions common in commercial and industrial projects.

With reliable stock availability and fast dispatch through iSupply Electrical, contractors can quickly replace worn tooling without waiting on extended supplier lead times. Ideal for busy trades managing multiple projects, this drill bit supports streamlined procurement, reduced downtime, and consistent job performance from rough-in through to final fix.

Key Specs

• Diameter: 6.0mm
• Total Length: 93mm
• Working Length: 57mm

Ideal For

• Licensed electricians and electrical contractors
• Drilling into high tensile steel and metal framing
• Commercial and industrial installation projects
• Maintenance and repair work on-site
• Workshop fabrication and metalworking tasks
• Portable and stationary drill applications