Dormer EX006H Powdered Metal Steel Spiral Flute Threading Tap, Gold Oxide Finish, Round with Square End Shank, Modified Bottoming Chamfer, M3.5-0.60mm Thread Size, 4mm Shank Diameter (Pack of 1)

Product description

• Powdered metal substrate offers superior performance that approaches that of solid carbide tools but with the toughness and shock-resistance of high-speed steel
• Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools; performance is similar to uncoated tools
• When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging
• Round with square end shank
• Blind hole