8pcs Universal Twist Drill Bit Depth Stop Collar Hex Wrench Ring Positioner, 501 Original

8pcs Universal Twist Drill Bit Depth Stop Collar with Hex Wrench Ring Positioner Woodworking Locator Tool Accessory SetFeature:Drill Limited ring, clamping device, positioner.Works with both standard and brad-point bits.Setscrew type collar will not damage bits.Positively locks anywhere along the bit.Specification:Material: high carbon steelDimension: 3mm 4mm 5mm 6mm 8mm 10mm 12mm 16mmNote:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-2cm measuring deviation due to manual measurement.Package Content: 8 x Drill Bit Depth Stop (Excluding Drill Bit)1 x Wrench