45x152mm F/L x 298mm OAL 4MT T/S Armour Piercing Drill hand-tools-striking-prying M10 x 20mm Set Screw

M10 x 20mm Set Screw 5 pcs

300 x 170 mm

and can be used to measure angles

Overall Length:172mm

Torque is transmitted through the fastener flats instead of the corners

45x152mm F/L x 298mm OAL 4MT T/S Armour Piercing Drill hand-tools-striking-prying M10 x 20mm Set ScrewUsed 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