1.SMD Parts Counter with leak device; 2.10KG; 3.Easy to operate; 4. ... material belts' injury to is smallest, forward and reverse all may count,but preinstall quantity,will caculate quantity precisely zero ... SMD material belt type parts are all suitable;Expects the band pulley diameter: any size is all suitable;Expects the belt gap( ... ,12,16,24,32,44,56mm; SMD Parts Counter with leak device in Shenzhen