100C300C5050-9C275C273C277C279C275SC277S 100C Pentel 100C Leads 300C Pentel 300C Leads 50 Pentel 50 Leads 50-9 Pentel 50-9 Leads C275 Pentel C275 Leads C273 Pentel C273 Leads C277 Pentel C277 Leads C279 Pentel C279 Leads C275S Pentel C275S Leads C277S Pentel C277S Leads PPL3PPL5PPL7PPL9 PPL3 Pilot PPL3 Leads PPL5 Pilot PPL5 Leads PPL7 Pilot PPL7 Leads PPL9 Pilot PPL9 Leads 0.50.7 0.5 Sharp Corporate Leads 0.5 0.7 Sharp Corporate Leads 0.7