20pcs HSS Rotary Burrs Set with 1/8"(3mm) Shank, High Speed Steel Drill Bit Set, Engraving Rotary Tool Accessories for DIY Woodworking, Carving, Drilling, Trimming & Craft Projects

• Durable HSS Engraving Bits – A valuable addition to any rotary tool set, these burrs are made from high-speed steel for precision cutting and long-lasting performance.
• High Quality Rotary Burrs – Built with premium HSS material, featuring a 1/8" (3mm) shank and 39mm length, ideal for woodworking trimming, slotting, and shaping.
• 20pcs Rotary Tool Accessories – Includes a variety of router bits such as straight, trim, V-groove, beading, cove, and slot cutter, meeting different engraving and carving needs.
• Multi-Material Engraving Burrs – Suitable for wood, ABS, acrylic, PVC, plastics, copper, aluminum, and more, making it a versatile tool for DIY and professional projects.
• Precision Rotary Drill Bits – Perfect for detailed work like dollhouse furniture, model trains, miniature buildings, and craft projects, ensuring smooth and accurate results.

Safety Tips: 1. Carbide burrs speed is generally 6000-40000 rev / min when used on pneumatic or electric tools, the tool must be clamped tight. 2. Cutting direction should move from right to left smoothly, do not cut back and forth as using the wheel; be careful not to use too much force (pressure is generally not more than 4 kg). 3. When you use this drill bits, the material (eg. wood, ABS, Acrylic, PVC, plastics etc) temperature will get very high, please add some water or coolant to avoid the material get smoke when using it. Specification: Material: High-speed Steel Diameter of Shank: 3mm / 1/8" Length of Shank: 39mm / 1-1/2'' Quantity: 20pcs Package Included: 2 Sets x HSS Router Bits (Total 20pcs)