Fits FG, RA and HP bur stylesMagnetic base holds burs securely and has non-slip feet for stabilityDrain holes are on the bottom of the bur blocks to help prevent rusting on the bursCovers are availableDimensions: 2-15/16" x 1-1/2" x 1/2"Autoclavable up to 136°C/275°FWasher-disinfectContains Antimicrobial Protection Colors White Blue Green Red Beige Gray Teal Neon Blue Neon Yellow Neon Green Neon Orange Neon Purple Neon Pink Plum Midnight Blue Copper