High quality chro-moly alloy steel.GP High Torque Drive Socket design for increased strength with reduced chance of fastener rounding.Weight: 1.5 lbs.Lifetime Warranty.Image shown may not be actual product but represents product. DIMENSION INCHES A: 1.73 B: 1.69 C: 0.67 E: 3.94 Grey Pneumatic 3034U 3/4' Drive x 1-1/16' Heavy Duty Universal Impact Socket