Wishfive 5Pcs 1mm HSS Diamond Tipped Twist Drill Bit Straight Shank Jewlery Bit

描述

Material: Diamond Coated HSS / High Speed Steel Diameter: 1mm Length: 28mm Quantity: 5pcs NOTE: Do not used more than 1KG force to press down the needle, because the rod is relatively thin,so if you use too much force,the needle will break. Package Included: 5x HSS Twist Drill