Ultra Sharp No-Chip Countersink

Allied Lutherie Verified independent store

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Many fantastic uses for this sharp countersink. Ultra sharp and only requires fingertips to turn ever so slightly. Go slow they work super fast! -Remove Lacquer for Installing tune r bushing -Chamfer Screw holes for pickguards, string trees, tuners, cover plates, thru string bushings, etc..... -Bridge Pin Chamfer, End Pin Chamfer 3/8" Dimensions: Head Shape – 90 degree countersink Head Diameter – 3/8” Length of Cut – 3/16” Shank Diameter – 1/4” Overall Length – 2-1/2” Cut – Double Cut Max RPM – 70,000 1/2" Dimensions: Head Shape – 90 degree countersink Head Diameter – 1/2” Length of Cut – 1/4” Shank Diameter – 1/4” Overall Length – 2-1/2” Cut – Double Cut Max RPM – 70,000 Show more