4-12mm P&N Step Drill Hss Tin 2510120 With clamping screw

With clamping screw

Aggressive left hand spiral for extra gripping power

1/4 x 5/8 x 30 Pieces Serrated Hex Flange Bolts & Nuts Zinc Plated

12mm 3FL Carbide Cutter 42x100 JS513120D3C

800nm Voltage 36V Multi Volt

4-12mm P&N Step Drill Hss Tin 2510120 With clamping screwP&N Quickbit Step Drill 4 12mm 8 Steps: 4, 5, 6, 7, 8, 10, 11, 12mm Shank size: 1 4" hex suits quick change adaptors Features include: Ideal for sheet metal without pre drilling During drilling, the next step deburrs the previously drilled hole Titanium Nitride coated for long life Made from High Speed Steel Fixed drilling steps Easy to sharpen non skid tip Two straight fluted cutting edges for greater control through steps 149040120