5 degree ratcheting arc with reversible lever eliminates hand over hand turning. Patented Twist Lock guide system reduces "back walk" of die guide. Extension adapters provide access in tight confined areas. Length of tap and die system can be extended by combining adapters and any 3/8" drive extension. Tap holders tilt down for easy access keeping taps secure and organized The most innovative new product addition for taps and dies in decades. Ratcheting T-Handle provides unmatched productivity and versatility. Size range is 3 to 18mm and 4-40 to 3/4. Set includes: 82800 Large Ratcheting "T" Wrench, 82801 Large Locking Tap Adapter, 82802 Large Hex Die Adapter, 3881 Medium Ratcheting "T" Wrench, 3882 Small Tap Adapter, 3883 Medium Tap Adapter, 3884 Medium Die Adapter, 82803 Male Extension Adapter, 82804 Female Extension Adapter, 48 taps, 48 dies, Sliding T for Adapters, 4mm Hex Key, 5 screw extractors, Metric thread gauge and SAE thread gauge.