Description of π₯ High-Performance Jashtool Diamond Ceramic Cooling Porcelain Cutting Tools, Ideal for Hole Saws & Accessories
DIAMOND DRILL BITS ---- Equipped with Diamond, Which is Hard Enough and Can Be Used for Ceramic, Porcelain, Tile, Granite, Marble, Etc. 4 PCS 8MM --- This Drill Bit Set Includes 3 PCS and The Hole Diameter is 8mm (Approx. 5/16 inch). COOLING WAX INSIDE --- Wax Are Inserted to The Drill Bit for Cooling and Lubrication, So You Can Drill Holes without Adding Water. Also, Designed with Hole and Groove in the Side of Drill Bit for Removing Stone Chips. DURABLE --- Made of Nickel & Steel, Which is Durable and Can Be Used for Long Time. The Shanks are Triangle That Can Be Gripped Tightly, So It Won't Slip out Easily. Can Be Used with 10mm (3/8 in) Hand Drill, Bench Drill. PACKAGE --- Package Includes 4 PCS Diamond Drill Bit and Use Manual. If You Have Any Question, Please Contact Us.