Dewalt (DT4937-QZ) EXTREME® 7.5mm x 109mm HSS-E Cobalt Alloy Steel Metal Drill Bit (10 PK)

Product Overview:

• EXTREME Cobalt metal drill bits, deliver superior drilling into metal.
• Featuring a non slip shank, a no-walk tip for curved surfaces and a strong central core.

Features:

• LONGER LIFE - 5% cobalt alloyed High Speed Steel.
• 4X LONGER LIFE - Versus Standard HSS-R Metal Drill Bits.
• OPTIMISED PILOT POINT - For faster starts, reduced bit walking to ensure improved cutting.
• VERSATILITY - Suitable for portable or stationary drilling of high alloy content steels and metals with a tensile strength up to 1100N/mm².
• NO SLIP SHANK - Spin proof three sided shaft for optimal grip in drill chuck.
• TOUGH CORE - Increasing the central core thickness towards the chuck improves fracture stability, particularly in free hand use.
• FASTER DRILLING - A combination of the optimized tip and flute geometry help deliver up to 4X the penetration speed (vs HSS-R Metal Drill Bits).
• APPLICATION - Ideal for harder metals such as including bronze, cast iron, stainless steel and titanium.

Includes:

• (10) EXTREME 7.5mm x 109mm HSS-E Cobalt Alloy Steel Metal Drill Bit.