Woodworking Drill Bits Limit Rings 6/8/9/9.5/10mm Depth Stop Collars Hole Dowel

Instructions For UseMeasure the drill diameter and the size of depth stop collars. Be used to limit the depth of the drilling hole and improve the drilling efficiency. Be brass ,smooth not easy to rust, good looking and Insert the limit from the handle of the drill bit, adjust to the appropriate depth, and tighten the screw. The size of Depth Stop is 6/8/9/9.5/10mm, suitable for twist drills, wood drills, glass drills,, Manufacturer: Asukohu