Series 82º Cham-Bits.

• Convert your standard twist drills into a combination 82º drill and countersink.
• Ideal for machining countersinks for flat head machine screws
• Stocked in the most common machine screw clearance hole and tap drill sizes.
• Two fluted cutter snugly fits on the clearance diameter of your drill, enabling it to provide a
full and concentric countersink.
• Radial relieved cutting edge provides clean chatter free cutting.
• Fully adjustable, can be located anywhere up and down the flutes of the drill and locked into position with two driving set screws provided.
• Additional backup collar provided.
• Other sizes and special angles (not shown), are available upon special request.
• Quotes and delivery are both prompt and reasonable.