Inquiry (采购产品): SQUARE HOLE RETAINING WASHER Hi, I am looking for a SQUARE HOLE RETAINING WASHER, to use at our mfg site. do you have this kind of item? I need to hold in place an square shaft of 5/16" side. please contact me: raldana@acorneng.com thanks Raul Aldana **** Hidden Message ***** Raul Aldana na USA Company: acorn engineering co E-mail: raldana@acorneng.com **** Hidden Message ***** raldana@acorneng.com