24x105mm F/L x 222mm OAL 3MT T/S Armour Piercing Drill 6221290 Centerdrill Carbide Flow Punch Former

Centerdrill Carbide Flow Punch Former 3

Clamp & Screw to suit Threading Tools 22ER/NR Inserts

M7 x 16 Set Screws 6pcs

offering a secure installation

M10 Nyloc nuts 15 pcs QUALITY ASSURED all BOLTS and SET SCREWS have Head stamps with grade and manufacturers marking DELIVERED FREIGHT FREE NEW ZEALAND WIDE

24x105mm F/L x 222mm OAL 3MT T/S Armour Piercing Drill 6221290 Centerdrill Carbide Flow Punch FormerUsed 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