1.NOZZLE body (body) is made of high quality steel with special heat treatment, and the inner hole is precision ground, so that the spring nozzle fits..
Brand: YAMAHA Specifications:313A original brand new nozzle size 1. 9MMX1.25MM Material No.: KHY-M7730-A0 Applicable to: YAMAHA mounter YS100 Y12 YS24..