Stainless Steel Bead Awls, with Wood Handle, BurlyWoodSize: about 120mm long, 16mm wide; pin: 0.55~9.2mm.âMaterial: Made of Stainless Steel, not rustic, can be used for a long time. âSize: The pin of this hole punch tool has a minimum thickness of 0.55mm and maximum thickness of 9.2mm. âErgonomically Design: Each scratch tool is designed with a confortable grip, helping you reduce fatigue after long time use. âUsage: Fit for piercing holes on the leather or other fabric; Also can be used for knitting, scratching, making marks.