Aluminum Stop Collar Set - Drill Bit Depth Stop - Superior Split Ring Design - 8 Piece Set (1/2", 7/16”, 3/8”, 5/16”, ¼”, 7/32”, 3/16”, 1/8”) - Drill Bit Holder sold2025 PERPETUAL USE - simply write

PERPETUAL USE - simply write on and erase

Packaged on convenient 5-pack card

even from soft materials like white pine

STURDY AND DURABLE: The alligator clips made of nickel plated has smooth surface

Aluminum Stop Collar Set - Drill Bit Depth Stop - Superior Split Ring Design - 8 Piece Set (1/2", 7/16”, 3/8”, 5/16”, ¼”, 7/32”, 3/16”, 1/8”) - Drill Bit Holder sold2025 PERPETUAL USE - simply writeAluminum Stop Collar Set Drill Bit Depth Stop Superior Split Ring Design 8 Piece Set (1 2", 7 16, 3 8, 5 16, , 7 32, 3 16, 1 8) Drill Bit Holder Superior split ring design made from durable, lightweight aluminum for easier use. 5x holding power vs set screw design. Maintain precise and consistent hole depths and prevent over under drilling mistakes. Quick and easy adjustment at any point on drill bit flutes shafts. Fits twist and brad point drill bits