14x86mm F/L x 184mm OAL 2MT T/S Armour Piercing Drill 2370570 Overall length L1 93mm

Overall length L1 93mm

Clamping section thickness 12mm

originally also known as British Standard Pipe Fitting thread/BSPF which have a constant diameter

the black filled for readability

3/8" drive

14x86mm F/L x 184mm OAL 2MT T/S Armour Piercing Drill 2370570 Overall length L1 93mmUsed for heavy duty drilling in work Hardening steel with a manganese content of 12 14 percent . 1 Mosre taper Overall length 184mm Flute length 86mm 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