Pro-Parts New O-Ring Maintenance Rebuild Kits for Senco SFN1 SNF1 SFN-1 Finish N
O-Ring Kit for Senco SFN1 SNF1 SFN-1. Universal O-Ring Kit For Senco SFN1 SNF1 SFN-1. Universal O-ring For Senco SFN1 SNF1 SFN-1. Each tool repair kit contains the o-rings as listed to rebuild your tool.