The KATO Prewinder Hand (KPH) installation tool is designed for low volume user of KATO Tangless and tanged inserts. Unlike competitors that utilize plastic body parts the all-steel contraction of the KATO tool makes them sturdy and dependable. The KPH tool is designed with precision and durability in mind for manual installation of CoilThread inserts. Customers that install hundreds or thousands of inserts per month should consider using the KATO prewinder electric or air tool for a significant boost in productivity and reduced labor costs.