4-25mm P&N Step Drill Hss Tin NylocCL10 M30 Cutter width 1/4"

Cutter width 1/4"

Plus modified end tooth geometry for stacked plate

Multisize Rubberflex collet to suit Tapmatic Tapping Attachments with Rubberflex Collet Spindles with a capacity from M3 - M12 (#6 - 1/2")

Apex 1/4" UNF L/H 13/16" Hss Die

Overall length 82mm

4-25mm P&N Step Drill Hss Tin NylocCL10 M30 Cutter width 1/4"P&N Quickbit Step Drill 4 25mm 11 Steps: 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 25mm 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 149040250