12 point recessed edges fit both 6pt and 12pt fasteners
Socket openings are designed to reduce fastener rounding
Chrome vanadium alloy steel construction for strength and durability
Polished nickel chrome plated finish resists corrosion
Large stamping for quick identification
Includes metal clip socket rail
Sizes: 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4 in.
Warranty: Lifetime
| Drive Size(s) | 3/8" |
| Flex Knuckle | Yes |
| Grade | Professional |
| Impact Rated | No |
| Piece Count | 7 |
| SAE or Metric | SAE |
| Quantity | UPC | Width | Depth | Height | Weight | |
| Each | 039564109454 | 3.80 | 1.00 | 9.90 | 1.10 | |
| Inner | 20 | 10039564109451 | 7.80 | 11.00 | 9.60 | 22.15 |
| Master | 40 | 20039564109458 | 12.00 | 16.00 | 10.60 | 45.55 |
California Prop 65 Warning
