
The Great White Lab Series Carbide Bur (EF Series, ISO 237) is a laboratory handpiece bur manufactured with a tungsten carbide head and stainless steel shank, delivering an extremely hard 2,800 Vickers cutting surface with 10x increased durability and longevity. Its abrasion-resistant cross-cut design reduces surface heat and vibration for a cooler, more consistent finish, making it suitable for trimming chrome cobalt, hard acrylic, metal alloy, composite, and plaster/stone. The bur features an HP shank, 5.5 mm head length, 0.29 mm head diameter, red/red color band, and a maximum speed of 40,000 RPM, and is supplied as a single bur.
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Sorted by lowest price · Add now, sign in at checkout






The Great White Lab Series Carbide Bur (EF Series, ISO 237) is a laboratory handpiece bur manufactured with a tungsten carbide head and stainless steel shank, delivering an extremely hard 2,800 Vickers cutting surface with 10x increased durability and longevity. Its abrasion-resistant cross-cut design reduces surface heat and vibration for a cooler, more consistent finish, making it suitable for trimming chrome cobalt, hard acrylic, metal alloy, composite, and plaster/stone. The bur features an HP shank, 5.5 mm head length, 0.29 mm head diameter, red/red color band, and a maximum speed of 40,000 RPM, and is supplied as a single bur.
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