Item Type: Tapping Collet Model: GT24-ISO-M6 Material: High speed steel M6 Suitable Tap Size: Shank Diameter x Square: Approx. 6.3 x 5mm / 0.2 x 0.2in Uses: Widely used in tapping machines, drilling machines, milling machines, boring machines, electric tools, pneumatic tools and other equipment with reversible spindles Package List 1 x Tapping Collet 1Come with good clamping strength, high accuracy and long service life 2Safe and fast replacement of tapping chuck, can be connected to drill chuck extension 3Torsion type tapping chuck, can prevent the tap from breaking, very durable 4Easy to install and disassembly of tapping chucks, taps have quick-change devices, saving time and effort, possess simple operation 5Adopt highspeed steel material, widely used in tapping machines, drilling machines, milling machines, boring machines, electric tools, pneumatic tools and other equipment with CCW spindles