Features ★ SELF CENTERING DOWEL JIG - The dowel drill guide for straight holes has 4 guide holes and requires no measuring or calculations, simply fix the self centring pin clips to the plate for quick positioning, saving even more time. ★ WIDTH ADJUSTABLE DESIGN - The doweling jig puncher locator jaws are suitable for wood thicknesses from 2/5in to 2.3in, which you can adjust to suit the thickness of the board. 6 x Thread Sleeve:1/4in, 1/4in, 5/16in, 5/16in, 3/8in, 3/8in ★ ANODIZED ORANGE ALUMINUM ALLOY DOWEL JIG DRILL GUIDE - The self centering doweling jig positioner is made of aluminium alloy for high strength and durability; the anodised orange surface provides excellent machinability. ★ MAIN APPLICATION: The portable drill guide self centering dowel jig is mainly used in woodworking, for example for the positioning of wooden boards, opening holes and other work. ★ FINE WORKMANSHIP: The surface of the wood dowel jig drill guide bushings set is smooth and burr free, exquisitely crafted, hard wearing and long lasting. Specification: Item Type: Self Centering Dowel Jig Kit Material: Aluminum alloy Colour: Orange Threaded Sleeve Size: 1/4in, 1/4in, 5/16in, 5/16in, 3/8in, 3/8in Use: For woodworking toolsPackage List:1 x Self Centering Dowel Jig 1 x Hex Wrench6 x Thread Sleeve1 x Graphic Instruction1 x Instruction Package List 1 x Self Centering Dowel Jig 1 x Hex Wrench 6 x Thread Sleeve 1 x Graphic Instruction 1 x Instruction