Pearl sintered carving bur Bur Size:6 mm x 13 mm Conventional 90º square

Conventional 90º square

This insures that every drum will spin properly on the motor shaft

Use it wet with diamond bits to shape stone

Using the ScoreOne glass cutter

Sintered burs will last up to 100 times longer than various types of silicon carbide or aluminum oxide mounted abrasive points

Pearl sintered carving bur Bur Size:6 mm x 13 mm Conventional 90º squareThese professional grade sintered carving burs are suitable for shaping and carving a wide range of minerals. They are available in different shapes, sizes and grits so you can choose the best burs for your project. Sintering produces a uniform matrix of diamond crystals embedded in a strong, durable binder Sintered burs will last 5 to 10 times longer than diamond plated burs Sintered burs will last up to 100 times longer than various types of silicon