Famag Machine countersink with Pointed Angle 90° HSS Set of 5pcs Ø 10 - 25 mm in Wooden Case Key Features: FAMAG 5pcs Machine countersink set, 1775505 - 5 pcs. Set in wooden case Ø 10, 13, 16, 20, 25 mm. 7-edged countersink with a point angle of 90 °. Uneven head pitch with fully ground tool head for the finest results Countersinking of holes in all types of wood, veneered, coated panels and many plastics such as acrylic / plexiglass, Corian, GRP, HPL coating, polycarbonate, PVC and Trespa Thanks to the particularly ingenious head division, chatter-free lowering is also possible in softwood. For non-ferrous metals, hard plastics etc. we recommend countersink VARIO 2202 with carbide tipping or countersink series 3540 HSS UPM: 1000 - 2500 min-1. e.g. Ø 16 mm 1800 min-1 in softwood.