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 sold2026 The current output is stable

The current output is stable and unchanging

7/8" Mirror diameter

or other brand same size holder You can search Asin of this kit: B07PLYG1Y4 on Amazon to buy it

The double-sided NMC RPT170G inspection safety tag is constructed of high- strength 15 mil vinyl for water and chemical resistance with a 3/8" brass grommet

Easy to UseThe R shape hair pin design

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 sold2026 The current output is stableAluminum 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