GABRIELLE 10pcs Black Metal Burrs 6.3mm 1/4 Stainless Steel Tungsten Carbide Set Rasp Drill Bits Rotary Burrs in Tools for Wood Sculpture Making Model Polishing DIY 【Excellent Quality】The metal burr is made of n & deg; 45 and features a hardened black surface treatment, which is very strong and durable. All bits are 58mm long and 6.3mm shank diameter. Make sure your tool is 6.3mm or larger to avoid a bad purchase and not being able to be used < /p> 【Multifunction】The woodworking rotary rasp set includes 10 different types of drill grinding burrs are suitable for different scenarios and can meet all your different needs. You can use it on soft materials such as wood and plastic, such as carving, engraving, chamfering, hollowing, grooving, reaming, etc., if you are a DIY enthusiast who makes it from scratch; don't miss this opportunity. 【High Efficiency】 High efficiency. Working performance of the rotary shank drill bits compared to very high the grinding wheel grinding tool, its