45x152mm F/L x 298mm OAL 4MT T/S Armour Piercing Drill hand-tools-striking-prying Torque is transmitted through the

Torque is transmitted through the fastener flats instead of the corners

Max speed 6000rpm

Cutting length 26mm

Overall Length:172mm

High temperature performance up to 1100 degrees C

45x152mm F/L x 298mm OAL 4MT T/S Armour Piercing Drill hand-tools-striking-prying Torque is transmitted through theUsed for heavy duty drilling in work Hardening steel with a manganese content of 12 14 percent . 4 Morse taper Overall length 298mm Flute Length 152mm Operating Conditions cutting speed between 3 4 meters per minute a feed of only 60 percent of standard drill Very rigid machine set up drilled without coolant Precautions drill must not touch work without feed being engaged no marking of work surface ie centre punch