12x81mm F/L x 179mm OAL 2MT T/S Armour Piercing Drill 5240300 Pack contains the following items:

Pack contains the following items: 50 x 7/8 x 1

Length 300mm

Colour coded handles - fast tip recognition

Accuracy: +/-7min

1/4 5pcs 1/2 x 2

12x81mm F/L x 179mm OAL 2MT T/S Armour Piercing Drill 5240300 Pack contains the following items:Used for heavy duty drilling in work Hardening steel with a manganese content of 12 14 percent . 2 Morse taper Overall length 179mm Flute length 81mm 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