40x152mm F/L x 298mm OAL 4MT T/S Armour Piercing Drill Set M16x90 ZP High Tensile Hardened Flat Washer

High Tensile Hardened Flat Washer SAE 1/4 Grade 8 F436 Automotive x 100 pcs Zinc/Yellow QUALITY ASSURED DELIVERED FREIGHT FREE NEW ZEALAND WIDE

rex-plus - nail biter auger set - 160mm -1ea - 16

A vertical slot must be cut first

• Fits all 18mm Cutters

40x152mm F/L x 298mm OAL 4MT T/S Armour Piercing Drill Set M16x90 ZP High Tensile Hardened Flat WasherUsed for heavy duty drilling in work Hardening steel with a manganese content of 12 14 percent . 4 Morse taper Overall length 298mm Flute length 152mm 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