Description of Collars Woodworking Positioner Locator Wrench
Function: This practical woodworking tool helps to give you consistent control of drilling depths easily. Material: This drill bit depth stop collars set is made of high carbon steel features high hardness, strong strength and long durability. Different Bits: 3mm, 4mm, 5mm, 6mm, 8mm, 10mm, 12mm and 16mm drill depth stops will fit drill bits in different size. Hex Wrench: Equipped with a hex wrench for convenient use.Help to limit the depth of drilling hole as you want. Easy operation: Easy to use, just insert the stop collar on the drill bit to to the desired depth and tighten by wrench.