Chamfer, Chamfer Drill Bit Set, Woodworking Reamer, Countersink Drill Bit with Hex Key (4pcs, 3-6mm)

MATERIAL: The conical reamer set is made of carbon steel and the milling cutter is made of high-quality 45# steel, ensuring a long service life. PURPOSE: The combination drill and milling cutter is ideal for drilling, chamfering, deburring, and milling. DIFFERENT SIZES: There are 10 sizes of combination milling drill bits available, including 3 mm, 3.5 mm, 4 mm, 4.5 mm, 5 mm, 5.5 mm, 6 mm, 7 mm, 8 mm, and 10 mm, and you can choose the one you want. ADVANTAGE: The reaming drill bit has a five-flute design that provides small chip loads and faster retraction. It can drain sawdust more quickly and easily. WIDE APPLICATION: This countersink drill bit is very suitable for drilling holes in the edge of materials with low hardness such as wood, plastic, and other soft materials. Specifications: Material: Carbon steel (drill bit), 45# steel (milling cutter) Milling flute: 5 Drill bit diameter: 3mm, 3.5mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 7mm, 8mm, 10mm, 3-10mm (3/4/5/6/7/8/10mm), 3-6mm (3/4/5/6mm) (optional) Milling diameter: 15.8mm Hex key size: 55 x 20mm Quantity: Your choice