4 Piece Set METRIC. 21 mm, 22mm, 24mm, 25mm. Needs as little as 5° of sweep to move a fastener. Meets or exceeds ANSI, DIN and federal torque specifications for a fixed box end wrench. Surface DriveT box end virtually eliminates the rounding of fasteners. Overall size of box end comparable to stendard combination wrench. All Metal Construction. Mirror Finish. Fully Hardened. 13/16″, 7/8″, 15/16″, 1″. Meets or exceeds ANSI, DIN and tederal torque specifications for a fixed box end wrench. Overall size of box end comparable to standard combination wrench. The GearWrench Ratcheting Combination Wrench Set includes 8 large-sized wrenches in both SAE and metric measurements. These wrenches feature a ratcheting action for easy use, a reversible design for versatile functionality, and a chrome and polished finish for durability.