Proto® J3018 SAE Open End Wrench, 1/4 x 5/16 in, 4-31/64 in OAL
Item #BC400568

Proto® Open End Wrench, SAE, 1/4 x 5/16 in Wrench Opening, 4-31/64 in Overall Length, 21/32 x 35/64 in Open End Width, 3/16 x 5/32 in Open End Thickness, 15 deg Head, 3/8 x 19/64 in Throat Depth, Flat Handle, Forged Alloy Steel, Satin
  • Satin finish provides corrosion resistance and a slip-resistant grip
  • Special heat treated alloy steel permits slim shanks for strength and durability
  • Standard open end configuration
  • Increased torque applied to fastener with fewer rounded edges
  • Unique arc design increases surface contact
  • Anti-slip design (ASD) wrench has a locking groove prevents slippage and knuckle injury
MaterialForged Alloy Steel
TypeSAE
FinishSatin
Overall Length4-31/64 in
Wrench Opening1/4 x 5/16 in
Open End Thickness3/16 x 5/32 in
Throat Depth3/8 x 19/64 in
Head Angle15 deg
Open End Width21/32 x 35/64 in
Handle StyleFlat
WarrantyLifetime