22x105mm F/L x 222mm OAL 3MT T/S Armour Piercing Drill 2531670 koken 3/4"dr socket - 12

koken 3/4"dr socket - 12 point - 63mm single item

Overall Body length (L) 145mm

Square End - hand operation in a variety of holders

Machine type: conventional and CNC-controlled lathes

Weldon DB-64 Countersink

22x105mm F/L x 222mm OAL 3MT T/S Armour Piercing Drill 2531670 koken 3/4"dr socket - 12Used for heavy duty drilling in work Hardening steel with a manganese content of 12 14 percent . 3 Morse taper Overall length 222mm Flute length 105mm 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