17x92mm F/L x 190mm OAL 2MT T/S Armour Piercing Drill 1632250 Supplied with limit hands and

Supplied with limit hands and bezel clamp

Flute length L2 10

19 Blades: 10

stronger spring is adapted to convert the striking power efficiently to twisting power

5/16 x 50 Pieces Serrated Hex Flange Nuts Zinc Plated

17x92mm F/L x 190mm OAL 2MT T/S Armour Piercing Drill 1632250 Supplied with limit hands andUsed for heavy duty drilling in work Hardening steel with a manganese content of 12 14 percent . 2 Morse taper Overall length 190mm Flute length 92mm 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