Cheap And Discounts 1pcs SL-5 Tungsten Carbide Burr 1/2 Inch 14 Degree Taper Shape with 1/4 Inch Shank Metalworking Bit for Rotary Die Grinder Wholesale. Buy Directly From Merchant BTgeuse Tool Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.