TRUSCO Diamond Internal Bur Φ0.5 x Blade Length 4 x Shaft 3 #325 INT-005D 1 pc

Catalog number: INT-005D Features: ● With a Knoop hardness of approximately 7000 (the hardest substance on earth), it can be used for most work materials, including metals, marble, and glass. It is especially suitable for high-hardness work materials such as ceramic materials. ● However, diamonds are weak against heat, so they are not suitable for processing that generates a lot of heat during grinding (such as HSS). Applications: ● Suitable work materials: Carbide, glass, ceramic, rubber, plastic, stone, concrete, ferrite, and other non-ferrous metals. Specifications: ● Grit size (#): 325 ● Blade diameter (mm): 0.5 ● Blade length (mm): 4 ● Shaft diameter (mm): 3 ● Total length (mm): 50 ● Maximum operating speed (rpm): 80000 ● Neck length (mm): 7.5