8pcs/set 3-12mm Drill Bit Tools Depth Stop Collar Positioning Spacing Locator Woodworking Tools

Description: This drill depth locator can be mounted on the drill bit,using it can stop the drilling at certain depth. It is a convenient tool to use,it can make the drilling holes are in same depth. It is easy to mount on the drill bit,you can use the equipped small wrench to install or remove it from drill bit. Mainly made of carbon steel to make,is tough and sturdy,is anti-wear and anti-deform. Designed with small size and is lightweight,the size is perfect for putting inside your pocket,your tool box. Specification: Material: Carbon steel. Color: Black. Size: M3: 9.8*8mm, M4: 9.8*8mm, M5: 11.8*8mm, M6: 11.8*8mm, M8: 16*8mm, M10: 18*8mm, M12: 20*8mm, M16: 24*8mm. Note There might be a bit color distortions due to different computer resolutions. There might be a slight errors due to different hand measurement. Package included: 1* Set drill bit depth collar.(8pcs) 1* Wrench.