Bostitch sx503515 finish staples 15mm packs of 80030005000 bostitch sx503520cs this pack of 800 finish staples 20mm from bostitch are quality construction staples with a galvanised finish ideal for tasks such as high production finish and trim furniture flooring and carpet installation compatible with the following bostitch pneumatic finish staplers apc 2in1 s32sx 1 sb 150sx sb 150sxhd 1 sb 2in1 sb156sx 1 e sx150 1 sx150 bhf 2 sx150k 1 sx150lm 1 and sx1838 e bostitch sx50