Rodon > Plastic Fasteners    Plastic Fasteners Click on a Product to view details. Two Piece Plastic Fasteners  (2) 141M, 141F Fits hole size 3/16"; fits work thickness 5/16" or less Finned Fasteners  (9) These are used for one-time application, and are purposely difficult to remove. Removable Fastener CF 8-20 Fits hole size 1/4", work thickness 1/4". Used where occasional removal may be required. Push Fastener  (3) Tufting Button Set  (2) TBF-24100 Female TBM-2440 Male All plastic; 25/32" head diameter; 1-1/16" shaft Used instead of metal and fabric on seat cushions. Top of Buttons are Textured Two Piece Removable Rivets  (3)