Description of π© Rocaris 34-Piece Woodworking Drilling Countersink Set
3 Pack 1/4" Hex Shank HSS Step Drill Bit Set, Perfect Step Drill Bits suitable for drill holes in various material: within 3mm/0.12 inch (Iron Plate, Copper Plate, Aluminum Plate); within 5mm/0.2 inch (Wood, PVC sheet, Insulation Boards). Not suitable for hard and brittle materials such as stainless steel, glass, tile floors, walls etc. 8 Pack 3/8" shank wood plug cutter drill bit set made of durable carbon steel material,used for tapered 1/4", 3/8", 1/2" ,5/8" wood plugs to cover recessed screw holes or hide blemishes,able to cut plugs to 22mm/23mm/25mm/26mm in length. 6 Pack 1/4" hex shank 5 flute countersink drill bit made of high speed steels and with 6 different diameter sizes 6mm(1/4"), 8mm(5/16"), 9mm(3/8"), 12mm(1/2"), 16mm(5/8"), 19mm(3/4"),used for sinking 90 Degree 6 different sizes Holes into Wood and PVC boards Countersunk Screws and Fixings. 7 Pack three pointed countersink drill bits made of high speed steel with good abrasion resistance and durable,includes 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 10mm for drilling pilot holes,the drill bit large chip flute and five edge chamfers allows faster and easier discharge of sawdust. 8 Pack Woodworking Center Drill Bit Set come in 8 different sizes: 5/64', 7/64'', 2 of 9/64'', 11/64'', 13/64'', 5mm and 1/4".