40470 Type 260-D Screw Machine Length M42 Cobalt 135Â degree Split Point HSS Drill Bit (12 pack) #71 This is commonly known as

This is commonly known as a "red rubber hose

and tightening both nuts

• Versatile mounting options and accessory kits

• Gyroidal Torsion flute and wide land construction yields exceptional performance in deep hole drilling

Includes 2 set screws

40470 Type 260-D Screw Machine Length M42 Cobalt 135Â degree Split Point HSS Drill Bit (12 pack) #71 This is commonly known asManufactured from M42 High Speed Steel contains 8% Cobalt increasing hot hardness. High hot hardness of cobalt permits speeds 30% over regular high speed steel drills. Titanium Aluminum Nitride Can be used in machining stainless steel, nickel based and titanium alloys, not recommended for aluminum. Use to drill hard, tough metals, free machining stainless steel, titanium alloys and certain abrasive plastics. Click Here for product catalog Proudly