3M ITCSN 3000 48" BLACK 5 PCS Heat Shrink Tubing 3 in I.D. Before Shrinking, 1 in I.D. After Shrinking, 4 ft Lg, Black, 5 PK 4W014 Temperature 850°C Rated Breaking Capacity Temperature 850°C Rated Breaking Capacity 300 A @ 440V Rated Insulation Volts 600 690V Rated Short Time Withstand Current 145 A (at 40°C for 10 s Power Circuit) Standard Open End Configuration Finish Satin Material Alloy Steel SAE or Metric SAE Head Angle 15 Degrees Wrench Material Steel Insulated No Single End Double End Double End Head Movement Fixed Wrench Shape Straight Ratcheting Configuration Non Ratcheting Wrench Item Open End Wrench Reversing No Tether Capable Tether Capable Standards ASME B107 250 Degrees F Standards CSA File LR38227 Range 67 Degrees to 230 Degrees F Min