Model Number: TC-P604 Brand Name: BLUAIR Key Specifications/Special Features: 1/4" Dr mini air impact ratchetMax torque: 30NmMechanism: 3 pieces gearsGood performance in narrow spacesEasy maintenanceErgonomic composite body/polish handleApplications: automotive/motorcycle/agricultureOEM/ODM services are accepted Model Square drive Maximum torque Net weight Overall length Air inlet hose size Air cons Free speed Mechanism (inches) (ft.lb/Nm) (kg) (mm) (inches) (inches) (cfm) (rpm) (gear) TC-R603 3/8" 22/30 0.46 125 1/4" 5/16" 4.6 300 3 pieces TC-R604 1/4" 22/30 0.46 125 1/4" 5/16" 4.6 300 3 pieces TC-P603 3/8| 22/30 0.46 125 1/4" 5/16" 4.6 300 3 pieces TC-P604 1/4" 22/30 0.46 125 1/4" 5/16" 4.6 300 3 pieces Exhaust rear Air pressure: 90psi/6.3kg/cm²