10pcs Test Fish Key Emergency light Grid Switches Replacment Test Key Compatible
You will get 10pcs 50mmx14mm fish key. Ideal for electricians, janitors, security and maintenance personnel, etc. Compatible with Crabtree ( 4451, 4461, 4551 ); Compatible with MK ( K4894, K4898, K4898EL, K4917EL, K4917, K4918 ) switches.