Arrow T50 series is a proprietary crown size which will fit only Arrow T50 series and similar staplers.
These 3/8" length Electro Galvanized staples are 20 gauge. Made to fit Arrow T50, Rapid 11 and similar staplers. Electro Galvanized steel provides a very thin layer of coating with a measure of protection against the elements. Over time these staples may corrode. Not recommended for ACQ Treated Lumber. Each box contains approximately 5,000 staples.
PLEASE NOTE **The labeling of the crown size is subject to interpretation by the manufacturer. Some manufacturers label as 7/16” crown while others label as 3/8” crown. The T50 / A11 staple is a proprietary crown size. These staples are made according to T50 and A11 (R11) specifications and will fit T50 and similar staplers.**
Insulation, vapor barriers, house wrap, roofing felt, display signs, low voltage wire.