Star Shape Screw Knobs / Beach Umbrella Thread Knurling Handle Screw Knob for Machine Tool / Tightening Screw Grip Handle

Star Shape Screw Knobs / Beach Umbrella Thread Knurling Handle Screw Knob for Machine Tool / Tightening Screw Grip Handle

FUNCTION--- Provides safe, secure hand-grip – allowing you to position, tighten or hold your equipment in place. Safe, smooth lines and finger grip spacing for easy turning. Hand-grip for the ultimate in adjusting and tightening control. 

PREMIUM DESIGN---Features a black, thermoplastic construction with ample finger grip spacing, a matte black finish and a molded-in threaded stud engineered out of zinc plated steel 

APPLICATIONS---Ideal for many equipment of mechanical, food and industry, instrument hardware and lighting, building and Bridges, rack bracket, furniture decoration etc.