MILWAUKEE Shockwave Impact Duty 3/8" Drive (49 66 6724)

Amazon

Stamped and ink filled diameter markings for wear resistance 6-Point design made with forged impact steel for durability in high torque applications backed Dual hole design and groove for easier attachment Non-slip hex geometry to prevent socket and fastener rounding

Radwell UK

SOCKET ADAPTERS & UNIVERSAL JOINTS; MALE SIZE: 3/8 ; FEMALE SIZE: 3/8 ; UNSPSC CODE: 27111703 (MOQ=1, PKG QTY=1)49-66-6724