Tusk Heavy Duty Cobalt Drill Bit M35 5% Bullet Point -12mm ,13mm & 25pcs set (Bits) Also available in the following sizes – please view our other listing. Product Details TUSK Cobalt HSS Metal Drill Bits are fully ground drill bits constructed of M35 High Speed Steel for the best combination of strength, heat resistance, wear resistance and bit life at higher cutting temperatures and are the preferred drill for harder materials especially stainless steel. 5% cobalt HSS provides 3x more life than regular TIN coated HSS drills. Bullet Point tips for easy piloting and fast precise drilling on flat or curved surfaces without burrs and requires half the force of regular point drill bits. Specifications PLEASE CONTACT US FOR TRADE / BULK PRICING & ITEMS YOU CAN\’T FIND ON OUR SITE. THANK YOU.