Insize INSTCS1 6 Piece 3 Flute HSS M2 Countersink Set Testing~Detection~Tools This model features a grey

This model features a grey rubber moulded wheel with a steel core centre

hardened and tempered for strength with a fully polished chrome plated finish for corrosion resistance

Full cast iron wheel with solid roller bearings for maximum strength and durability

The Grip 41998 125mm Poly Moulded Aluminium Core Swivel Castor is designed for applications requiring durable mobility and load support

It features 360° rotatable forged steel hooks with safety latches

Insize INSTCS1 6 Piece 3 Flute HSS M2 Countersink Set Testing~Detection~Tools This model features a greyInsize Countersinks are made from 100% M42 Cobalt High Speed Steel. They are used for countersinking holes and deburring in a wide variety of materials including ferrous and non ferrous metals. The triple, wide angled fluted design is self centering allowing the user to provide a heavy, 90 degree, chamfer to the entrance of a drilled hole. This chamfer may also be required to allow the correct seating of a countersink head screw or to provide the lead