18x92mm F/L x 190mm OAL 2MT T/S Armour Piercing Drill Rules & Bevels 0mm 60 Piece Zinc Plated
Baker’s notes & crumb story
Description
0mm 60 Piece Zinc Plated hex Set Screw selection pack
•Open structure at the axial end accommodates material flow and load reduction during operations
chrome vanadium steel5 - taper punch : 2
Soft paste containing finely divided
18x92mm F/L x 190mm OAL 2MT T/S Armour Piercing Drill Rules & Bevels 0mm 60 Piece Zinc PlatedUsed 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