Hardened Steel Bolts.

This bit is much tougher by design and has not yet snapped.

McGard's Intimidator line of security products is a family of security locks that are superior to any other mechanical theft devices on the market.

Searching for Hardened Steel Fasteners? Drill bits for hardened steel hardened will make drilling easy - Drill through exhaust manifold studs, 12.9 bolts even Hardox 450 with TTP cobalt drill bits I used this bit to drill through a piece of cylindrical hardened spring steel. Maximum Protection for your Application. The McGard locking pattern technology is unique in the industry.

However, a hardened steel bolt is as formidable as they come. View Datasheet Tamperproof Security Locks -- Intimidator from McGard Special Products Division. Bolt Grade Markings and Strength Chart. Easy online ordering for the ones who get it done along with 24/7 customer service, free technical support & more. So now you know how amazing the product is and why do we highly recommend it so confidently.

Low and slow. If there was an award for the best drill bit for hardened steel bolt, our vote would have gone for this product. Grainger's got your back. Hence, you need the best drill bit for hardened steel bolt to finish your tasks. Cut through like butter when cobalt bits couldn’t scratch the surface. US Bolts: Head Marking Grade and … One of the reasons is because it takes stainless steel, titanium, and iron, all heated up in critical temperatures, to finally produce hardened steel.

I used a drill press at low RPM with cutting oil. Print this page . I had problems with other carbide bits snapping when penetrating the exit side of steel.