Product DescriptionUse with No.PWS1 Stapler with magazine feed to secure PEX pipe (polyethylene cross-linked tubing) to a wooden sub-floor. This Malco exclusive plastic staple design accommodates 3/8 1/2 or 5/8-in. (9.5 2.7 or 15.1 mm) PEX and features two .083 x 3/4-in. ring-shank stainless steel nails for superior pull strength. Loading strips of 25 staples are joined together flush with a clean plastic weld to further enhance smooth stapling action. One 200 pack secures approximately 300 ft (91 m) of PEX when spaced 18-in (46 cm) apart.From the ManufacturerStaples for Pex to Wood Stapler