Features:1.Compared with the general punch, the noise is small and will not affect the neighbors;It is inconvenient to use a small part of a hammer to knock.2.The wooden sticks are of the original wood quality,The connecting rod part is made of brass, which is fine workmanship and durable.3.Durable construction made of alloy steel for lasting cutting edges.4.Free to use design allow you change the punch head as you need, included 1.5mm/2mm/2.5mm/3mm/3.5mm/4mm puncher head.5.Side clearance hole prevents material from lodging in punch and allows punching in rapid succession.6.Fit for leather craft, clothing, handbags, canvas, webbing, jacket use.Instructions:1.Remove the top screw of the connecting rod, insert the required punch, and tighten the screw sleeve to fix the punch;2.the leather material is fixed, the punch is 90 degrees perpendicular to the leather surface, the handle can be punched at the required position (the leather is thicker, it needs to be repeated several times.working principle:Using the pressure pressed by the handle, the threaded groove at the connecting rod rotates counterclockwise, and the punch is rotated to cut the round hole.includes:1 x Puncher