6Pcs Step Drill Bit Set

6Pcs Step Drill Bit Set Material: Bearing Steel Product dimensions (LWH): 18x11x3.5cm Weight: 390g Durable Material: Constructed from high-quality bearing steel with a titanium-plated surface for enhanced durability, anti-oxidation, and rust resistance, ensuring a long service life. Versatile Tools: This set includes three sizes of step drill bits (5-step from 4mm to 12mm, 9-step from 4mm to 20mm, and 15-step from 4mm to 32mm) and three serrated twist drill bits (3mm, 6mm, 8mm), ideal for precise drilling in a variety of materials. Efficient Drilling: Cut through steel sheets, aluminum, copper, plastic, and wood boards with ease, perfect for creating smooth, burr-free holes. Comprehensive Kit: Comes with 3 step drill bits and 3 serrated twist drill bits, meeting all your drilling needs for both professional and DIY projects. Compact & Portable: Packaged in a convenient size (18x11x3.5cm) for easy storage and transport, with a total weight of 390g. Package Includes: 3 x Step Drill Bit 3 x Serrated Twist Drill Bit