MIXPOWER 3-Piece Impact Universal Joint Set Description The MIXPOWER 3-Piece Impact Universal Joint Set, which is made of premium impact grade chrome molybdenum steel construction with black phosphate finish for durability. Flexible socket design allows a full 360° of freedom for the universal head to angle and rotate, to reach tight spaces for more better coverage. High-contrast size marking is permanently laser etched and easy to read, even in low light. Set Include: 3-piece set: 1/4-inch drive, 3/8-inch drive and 1/2-inch drive impact grade universal joints Long Lasting Durability Made of premium impact grade chrome molybdenum steel construction with black phosphate finish for durability. Flexible socket design Flexible socket design allows a full 360° of freedom for the universal head to angle and rotate, to reach tight spaces for more better coverage. Spring loaded ball Spring loaded ball at the end of bar locks socket into place for security and prevents dropping. 7pcs Thin Wall Deep Impact Socket Set 7-Piece1/2- Inch Dr. Deep Impact Socket Set 9 PCS 1/2- Inch Dr. Deep Impact Socket Set 50 Pieces 1/4" Dr. Impact Socket Set 8-Piece 1/2-Inch Dr. Deep Impact Socket Set Add to Cart Add to Cart Add to Cart Add to Cart Buying Options Customer Reviews 4.5 out of 5 stars 1,546 4.7 out of 5 stars 439 4.7 out of 5 stars 1,134 4.7 out of 5 stars 1,357 4.7 out of 5 stars 615 Price $29.97$29.97 $36.97$36.97 $39.97$39.97 $29.97$29.97 $30.97$30.97 Drive 1/2 inch 1/2 inch（SAE）/ 6 point 1/2 inch（Metric ）/ 6 point 1/4 inch (SAE/Metric)-6 point 1/2 inch（Metric ）/ 12 point Material CR-MO CR-MO CR-MO CR-V(50BV30) CR-MO Size 17mm, 19mm, 21mm, 22mm, 23mm, 24mm,27mm 1-3/8-Inch - 1-3/4-Inch 29mm-38mm 5/32 Inch - 9/16 Inch, 4mm - 15mm 29,30 32 34 35,36,38,39mm