【GREAT RESISTANCE TAP WRENCH】- Tap wrench (Stillson) for reinforced tubes made of aluminum. The handle has double T profile, giving it a lot of strength and tightening ability. This type of handle favors a secure grip. Being aluminum, it is much lighter and more manageable. 【SAFETY OF TUBE GRIP 】- Mobile mouth and handle with induction treated toothing, which gives it greater hardness and therefore safety of grip of the tube, avoiding slippage and avoiding damage to the tube. 【LONG DURABILITY AND CLICKING CAPACITY】- Very long life span, due to the forged steel of the toothed parts and the applied hardness treatments. The robust handle configuration gives you more tightening capability. 【ADJUSTMENT KUT】- The adjustment knuckle allows for very precise approaches, avoiding mismatch during use, making the tube not damaged, and tightening is safe. 【PROFESSIONAL KEY】- Ideal wrench for plumbing, industry, pipeline maintenance, pipeline, petrochemical, etc., Weight: 1.763698096 Pounds, Manufacturer: Alyco