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Economy Diamond Coated Twist Drills #56 Pack of 5

These high speed twist drills have a medium-fine grit diamond coating on the tips for drilling stone ceramic glass and other hard non-metallic materials. They are made of high grade steel and come in a pack of 5. more

Economy Diamond Coated Twist Drills #61 Pack of 5

These high speed twist drills have a medium-fine grit diamond coating on the tips for drilling stone ceramic glass and other hard non-metallic materials. They are made of high grade steel and come in a pack of 5. more

Diamond Coated Twist Drill Bit #50 1.778 Millimeters

Our high-speed twist drills are medium-fine grit with diamond coating on the tips. They can drill stone ceramic glass and other hard non-metallic materials. The drills are made of high-grade steel. #50 drill is .0700 (1.778mm) in diameter. more

Diamond Coated Twist Drill Bit #54 1.397 Millimeters

Our high-speed twist drills are medium-fine grit with diamond coating on the tips. They can drill stone ceramic glass and other hard non-metallic materials. The drills are made of high-grade steel. #54 drill is .0550 (1.397mm) in diameter. more

HSS Black and Gold Coated Twist Drill Bits (1/4 12 PCS)

Bright finishClassic M2 High Speed Steel construction with Bright Finish for proven capability and durability. Strength & HardnessMade with HSS M2 steel Rock wall Hardness Level HRC 62-63. Package & Size12 Pieces in a plastic bag Diameter 5/16 inch... more

Unique Bargains 30mm Dia Diamond Coated Flat Lap Disk Wheel Grinding Sanding Disc 2pcs

High hardness wear resistance excellent impact resistance. Mainly used for the plane process of non-metallic hard materials such as optical glass ceramics tile ferrite precious stones. Also ideal for the electrolytic and grinding of hard alloy... more