Setting CUP Bur
Fig 77Bt Size 0375These Cup Burs Are SpeciallyTempered, Hardened By Making Them Red Hot And Then Dipping The Heads In Cyanide. They Then Have A Black Looking Head. Some Refer To These Burs As "High Speed Cups" Others As "Black Cups" 1 3/4" Length 3/32 Shank Diameter European Fig. 411 American Fig. 77bt Size 3.75mmMade in GermanyThis Sale Is For 1 Piece
Fig 77Bt Size 0375These Cup Burs Are SpeciallyTempered, Hardened By Making Them Red Hot And Then Dipping The Heads In Cyanide. They Then Have A Black Looking Head. Some Refer To These Burs As "High Speed Cups" Others As "Black Cups" 1 3/4" Length 3/32 Shank Diameter European Fig. 411 American Fig. 77bt Size 3.75mmMade in GermanyThis Sale Is For 1 Piece
