WEBER SUPPLY
Apex Tool Group · Armstrong
Armstrong 20-420 Standard Length Socket
1/2 in Square Drive, 5/8 in, 8 Points
- Stock #
- 3A0418Q2
- MFG Part #
- 20-420
Armstrong Socket, Standard Length, Series, Yes Impact Rated, Measurement System, Square Drive, Drive Size, in 1/2, Socket Size, in 5/8, 1-1/2 Overall Length, Opening Depth in, in 0.406, 1-1/8 Drive End Width, Socket End Width in, in 1-1/8, Number of Points, Bolt Clearance Depth, in 0.484, High Alloy Steel, Finish
- EYE-D markings optimize size visibility, also providing SAE/metric differentiation
- Socket wall dimensions are optimized to provide strength while retaining access to restricted fasteners
- Manufactured from high alloy steel using the most up-to-date manufacturing process and heat treat for greater strength and durability
Standards & approvals

