Makita D-42204 Countersink Set 6 Piece The Makita D-42204 Countersink Set has 4 different shank sizes that can be used with a variety of bit holders, working with materials such as wood and metals. Brilliant little set of countersink bits that come in a really solid tin. A great addition to anyone\'s collection of battery driver attachments. Features: Straight Shank Countersink with three cutters and large flutes are used for deep countersinking. The shank is in C form for use with a different bit holders Deburring of pipes and drilled holes Ideal for use on wood, ferous and non-ferous metals Specification: M3 - 6.3 x 45 - 5mm Shank M4 - 8.3 x 50 - 6mm Shank M5 - 10.4 x 50 - 6mm Shank M6 - 12.4 x 56 - 8mm Shank M8 - 16.5 x 60 - 10mm Shank M10 - 20.5 x 63 - 10mm Shank Weight: 0.429kg