Check the listing for details. Leather Craft DIY Tool Automatic Lock Stitching Sewing Awl Needle Thread Bobbin. Condition: New, Made in China. Listed at 17.33 USD. Features:Can quickly (floating impression all declined copy) of seam lock stitch like machines, sewing and mending canvas bags, shoes, belt, leather coat, tents, car roof and interior decoration, etc.Double stitching strength, beautiful stitch.This set includes the Lock Stitch Awl, two needles (one heavy, the other fine) and tightening wrench which can be stored in the contoured wood handle as well as a spool of black thread.Unlike other product, this awl comes with two needles instead of one! The needle, with the thread in the eye is pushed through the material. The thread is then pulled through the eye to extend it. As the needle is pushed through the material, the extra thread from the first stitch is then threaded through the loops of successive stitches.