The Makita JS1601 metal cutting straight shear cut is a lightweight tool that has maximum drilling capacity of 4 mm in mild steel, 2.5 mm in aluminium and 1.2 mm in stainless steel. With a 380 Watt motor, it operates at 4500 strokes per minute. Makita 380W Metal Cutting Straight Shear comes under the category of shears and nibblers tools that are the most common power tools used for cutting sheet metal.