6/8/9/10mm Brass Depth Stop Collar Twist Drill Bit Shaft Ring Woodworking Positioner Spacing Ring Locator (9mm)

- 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. Hardened and Tampered., Manufacturer: unbekannt