USE WITH 1"DR.PENUMATIC OR POWER IMACT WRENCH 1) SET UP THE WORKING AIR PRESSURE AT60PSI 2)<(6.2BAR;6.3KG/CM2;62PA) AND ENSURE THE POWER DELIVERY> OF THE IMPACT WRENCH BETWEEN 1000-1100NM 3) (738-811FT/BLS) THE OUTPUT OF THE H.D.T. SOCKETS WILL BE 500NM±10% IF OTHER TORQUE /TORSION REQUIRED PLEASE REFER TO THE TOQUE /TORSION CHART TO SET UP THE OUTPUT OF THE IMPACT WRENCH AND OBTAIN THE REQUIRE TORQUE/TORSION