Ratchet Torque Wrench ST-02L Tools Set High Precision Open End Wrench Apark Plug Air Conditioning Repair Tool Name: Ratchet Torque Wrench Model: ST-02L Opening size: 17MM Applicable copper pipe: 1/4" Torque: 18N.M (±2N.M) Length: 217MM Weight: 335G Opening size: 22MM Applicable copper pipe: 3/8" Torque: 38N.M (±4N.M) Length: 252MM Weight: 395G Opening size: 26MM Applicable copper pipe: 1/2" Torque: 55N.M (±6N.M) Length: 263MM Weight: 440G Opening size: 29MM Applicable copper pipe: 5/8" Torque: 75N.M (±7N.M) Length: 294MM Weight: 475G