Klippermate&reg; Tennis Racquet / Racket Stringing Machine The most accurate stringer on the market! Used by more players than any other stringing machine. The only one Made in the USA with an Unlimited Lifetime Guarantee and a 30-day money back guarantee. No assembly required. Includes complete tool kit along with a free string and grip package. The most complete and easy to follow instructions available with any stringer. Free tech support. Free shipping offer available at our website. Visit klipperusa.com for details.