Hawk-80 Portable Stringing Machine. (R) Eagnas Six-point mounting system with micro-adjustable head and throat mounting posts provides 14-point support and eliminates any racquet distortion. Accomodates any contour of frame, easy to mount and release Hold-down mounting accessories are provided for maximum supports 2 diamond-coated, dual-action metal swivel clamps can move in any direction up and down; and can handle all types of racquets without extra accessories. 10-90 pound tension range in both pound and kilogram scales. Frame retainers protect against scratching the frames finish. 360 degree swivel turntable. All-Metal linear ball bearing string gripper All-Metal swivel clamp base - just need half turn to lock and release the base. All-metal machine base with level-adjustable pads Tools: 1 5mm T-shaped Allen wrench, Allen wrenches Free illustrated stringing tutorial guide: show you how to string racquets step by step String all racquets: tennis, oversized tennis, widebodies, longbodies, fan patterned, squash, racquetball, and badminton Handle any diagonal stringing 5 year mfg. warranty