CRL Weldon 25/64" Countersink for No. 10 Screws Tripple-Ripple Plated Diamond Drill Bits Built-in dust blower helps keep

Built-in dust blower helps keep the line-of-cut free of debris for increased accuracy

Movable vacuum pad arms

1929782 pad

and the 1" (25 mm) diameter holes are 8" (203 mm) on center

CRL Weldon 25/64" Countersink for No. 10 Screws Tripple-Ripple Plated Diamond Drill Bits Built-in dust blower helps keepBest Countersink Available for Aluminum Single Cutting Edge for Fast Removal of Stock For No. 10 Screws CRL Weldon Countersinks are known for their high quality unique designs and outstanding performance. They cut chatterless finished holes in aluminum every time. Smooth drilling action from a single cutting edge no matter what angle you cut at. The 1 4" (6 mm) shank diameter fits any 1 4" or 3 8" drill chuck. Product images shown are of the actual