Drill Stop Collar Set Drill Stop Assortment Set, Drill Assortment Depth Stop Ring Set, 3/16mm Instruments Bit Limit Ring, For Woodworking Drill Bit Consistent Drilling (Size : 3mm Drill Bit Limit Rings ♥Outstanding Workmanship: Tighten the set screw of our drill bit depth stop collars using an wrench for perfect depth control. Always drill exactly your desired depth, no matter your bit, with our Universal Adjustable Drill Depth Stops. They will work with any size... Say goodbye to inconsistent drilling depths and complete repeated drilling work at the same height with ease. 5Pcs Limit Countersink Drill Bit Set, Adjustable Depth Wood Countersink Drill Bit Kit, Includes ♥Easy Installing: Introducing our Drill Bit Depth Stop Collars that are not only easy to install but also accurately complete drilling work at different heights. ♥Improved Drilling Accuracy: With these drill bit depth stop collars, you can achieve precision drilling work and accurate depth measurement, prevent material surfaces from burning, and avoid errors and material waste. 9pcs drill bit limit ring set 3mm-16mm, woodworking drill bit depth stop ring positioning adjustment accessory drilling tool. 4.3 ౹ 11 sold. US $5.19 Specifications:Name: Drill Bit Depth Stop Collars : carbon steel : blackenedConfiguration:The seven-piece set is 3-12mm plus a small wrench (without drill bit)Eight-piece set is 3-16mm plus small wrench (without drill bit)The function of the limit rings: It is mainly used to be fixed the drill bit to limit the depth of the drill bit, so that the depth of the drilled can be consistent, making it easier to use the round wood tenon. They are long lasting and high-quality material for your drilling needs. ♥Versatile Drilling: The Drill Bit Depth Stop Collars come in 8 sizes to fit various drill bits, helping you achieve accurate and precise drilling.