OLICNC Machine tools SK Type Roller Bearing Spanner for SK10 SK16 SK20 nuts SK Wrench

OLICNC Machine tools SK Type Roller Bearing Spanner for SK10 SK16 SK20 nuts SK Wrench   One-piece processing and molding The outer body is made of cast steel integrally processed and formed. Effectively prevent breakage, deformation, etc. achieve long-term use. Precision Bearings Strong locking force Using high-quality needles, evenly arranged, average stress, Strong locking force, easy to firm