Combination counterbores

• Just 3 holder sizes required to cover a countersink range of 7 - 66 mm (on request up to 84 mm).
• Any countersink and pilot pin combination possible within the same holder size.
• Tight bore and shank tolerances ensure a high degree of true-running accuracy.
• Countersink and pin are fastened quickly and securely with just one screw. An additional stud safety catch prevents countersinks from twisting.
• Combine elements to produce countersinks for DIN screws and to machine stepped bores or non-standard countersinks
• 4 cutting edges

Combination counterbore holder
Combination counterbores

• Just 3 holder sizes required to cover a countersink range of 7 - 66 mm (on request up to 84 mm).
• Any countersink and pilot pin combination possible within the same holder size.
• Tight bore and shank tolerances ensure a high degree of true-running accuracy.
• Countersink and pin are fastened quickly and securely with just one screw. An additional stud safety catch prevents countersinks from twisting.
• Combine elements to produce countersinks for DIN screws and to machine stepped bores or non-standard countersinks
• 4 cutting edges

Combination counterbore holder