And it is suitable for drill presses with drill chuck, most bench or hand drills. 7-piece countersunk drill set: countersunk drill in 7 different sizes (3 mm / 4 mm / 5 mm / 6 mm / 7 mm / 8 mm / 10 mm) with Allen key. With numbers on the drill bits for easy recognition, you can meet your different requirements 7-piece countersunk drill set: countersunk drill in 7 different sizes (3 mm / 4 mm / 5 mm / 6 mm / 7 mm / 8 mm / 10 mm) with Allen key. Home Crafted Wooden Carpenters Drill Bit Stand Complete With Four Wood Drill Bits And Counter Sink Bit Place On A Grey Work Top With White Brick Wal B 2jxprft Counter Sink Drill Bit Countersink Drill Bits Set- 7PCS Counter Sink Bit For Wood High Speed Steel Woodworking Carpentry Reamer With 1 Free Hex Key Wrench Countersink Drill Bits Removable Chamfer Drill Bits Fast chip removal: three-pointed tip design ensures accurate and fast drilling without offset, slip and preloading; 5-edged sharp chatter-free chamfer hardened and honed cutter guarantees easy chip removal. 7pcs Countersink Drill Bits Set 3mm-10mm Quality material: Countersink drill bits are made of carbon steel, which provides high hardness, superior cutting force and good abrasion resistance. With numbers on the drill bits for easy recognition, you can meet your different requirements.