Extendable & Comfortable Ratcheting Tap Handle with Efficient: The tap and die handle has a Extendable design and soft rubber full wrap for more flexibility and comfort. Just turning the knob by hand enables quick assembly of taps and dies more efficiently. Efficient and Precise Operation: The ratcheting T-handle features a 5° swing arc and a reversing lever to eliminate hand-over-hand turning. The twist lock guide system keeps the die guide stable and the dies centered while cutting Sturdy Construction: This tap & die sets is made from high-hardness GCr15 bearing steel for enhanced durability Superior Cutting Performance: All cutting teeth are precisely CNC machined and have accurate heat treatment with 62-65 HRC for excellent threading performance. Wide Application: The tap and die set metric is suitable for creating new threads or repairing damaged threads on most metals (carbon steel, aluminum, copper, cast iron, brass, and stainless steel). Organized Storage: The metric tap set has a solid blow mold case to keep all the tools organized and take your set on the go. Extendable & Comfortable Ratcheting Tap Handle with Efficient: The tap and die handle has a Extendable design and soft rubber full wrap for more flexibility and comfort. Just turning the knob by hand enables quick assembly of taps and dies more efficiently. Efficient and Precise Operation: The ratcheting T-handle features a 5° swing arc and a reversing lever to eliminate hand-over-hand turning. The twist lock guide system keeps the die guide stable and the dies centered while cutting Sturdy Construction: This tap & die sets is made from high-hardness GCr15 bearing steel for enhanced durability Superior Cutting Performance: All cutting teeth are precisely CNC machined and have accurate heat treatment with 62-65 HRC for excellent threading performance. Wide Application: The tap and die set metric is suitable for creating new threads or repairing damaged threads on most metals (carbon steel, aluminum, copper, cast iron, brass, and stainless steel). Organized Storage: The metric tap set has a solid blow mold case to keep all the tools organized and take your set on the go.