Features 1、100% brand new and high quality 2、ER wrench features: simple operation, low price, high labor intensity 3、Use of ER wrench: tighten it, hold the end of the wrench with your hand, and tighten it clockwise. Loosen, rotate counterclockwise. 4、Wrench opening is 15mm, suitable for ER16M nut 5、Scope of application: suitable for the nuts' removal of ER16M type cutter bar, cutter handle and extension rod Specification Features: 100% brand new and high quality Scope of application: suitable for the nuts' removal of ER16M type cutter bar, cutter handle and extension rod ER wrench features: simple operation, low price, high labor intensity Use of ER wrench: tighten it, hold the end of the wrench with your hand, and tighten it clockwise. Loosen, rotate counterclockwise. Wrench opening is 15mm, suitable for ER16M nut Specification: Type: ER16M Wrench Wrench opening: 15mm Weight: Approx.73g/2.6oz: Package list: 1 x ER16M Wrench Package List