Set of 15 wood countersink drill bits, 5 adjustable HSS countersink drill bits (2.8/3/3.2/3.5/4 mm), with 5 spare drill bits and 5 Allen keys, countersink drill bit set for chamfering and precise dril

General Description

This countersink bit set for wood comprises 15 pieces, including 5 adjustable HSS countersink bits and 5 spare bits. It is ideal for precise drilling in wood, plastic, and MDF and is perfect for woodworking, DIY projects, or renovation work. The robust construction ensures clean holes without the risk of breakage. Specifications: Material: HSS and 45# steel base; Bit sizes: 2.8 mm, 3 mm, 3.2 mm, 3.5 mm, 4 mm; Quantity: 5 countersink bits + 5 spare bits + 5 Allen keys; Compatibility and accessories: Compatible with most electric, hand, and bench drills; Includes 5 Allen keys for precise depth adjustment; 5 spare bits (8 mm) included; Installation: Position the bit perpendicular for straight and precise drilling; use a center punch for optimal results; Application: Ideal for countersinking and drilling smooth holes in wood and soft materials; not suitable for hard surfaces such as metal, glass, or concrete.