This type of core bit is made by brazing nickel chromium alloy directly onto the drill surface in vacuum. The bonding is extremely strong, much stronger than that of electroplated core bit. It is very sharp because the diamond crystals are always exposed and doing the cutting. Its cutting life matches that of the metal matrix type....Take advantage of the latest and improved DIAMOND BRAZING TECHNOLOGY. .
Note that prices displayed throughout this catalog are retail prices. Click here to contact us for volume discounts and special wholesale prices.