Specification Brand : Aicosineg BulletPoint1 : 【Dimension】-The head diameter is approximately:50mm/1.97";Screw length:80mm/3.15" BulletPoint2 : 【Product Features】-The handle nut rod has a firm structure and is not easily deformed. The surface is smooth and can provide a comfortable grip. BulletPoint3 : 【Durable】-These star knobs have premium plastic handles, thick enough to give you a secure & comfortable grip. Besides, the long bolts are made of zinc-plated steel, hold tight, corrosion-resistant, not easy to break, ensuring long-time durability! BulletPoint4 : 【Star-Shaped Handle】-Using these star knobs nuts as jigs, fixtures, accessories and much more. They can give you a nonslip & comfortable hand grip. At the same time, provide smooth adjustments in your various applications without being scratched. BulletPoint5 : 【Wide Application】-The hand-tightened nut rod is suitable for fixtures, fixtures, feather boards, saw fences manufactured in the workshop; very suitable for saws, drill presses, lathes and wiring fixtures. It is essential to use with T-rail assemblies. The safe and firm handle can realize the final adjustment and tightening control. Color : M10 50*80mm 3pcs DriveSystem : Star ExteriorFinish : Plastic,Steel FinishType : Polished ItemName : Aicosineg 3Pcs Star Lock Nut Rod Knobs M10x50mm Male Thread Star Knobs Tightening Screws Hand Tightening Knobs Zinc Stud Replacement for Industry Mechanical Equipment Furniture Black Tone ItemPackageDimensions_Height : 19.4 centimeters ItemPackageDimensions_Length : 4.3 centimeters ItemPackageDimensions_Width : 14.5 centimeters ItemTypeKeyword : star-knobs Manufacturer : Aicosineg Material : Steel MetalType : Alloy Steel ModelNumber : EH0201S0510AI-FBA NumberOfItems : 3 PartNumber : EH0201S0510AI-FBA ProductDescription : Aicosineg Star Knobs Male Thread Clamping Knob Screw Specifications: The head diameter is approximately50 mm/1.97" Internal thread diameter:M10 Screw length:80mm/3.15" Material:plastic, metal Main color:black Description: 1.The appearance of the five-pointed star is conducive to tightening,locking and adjustment 2.Injection molding,threaded inserts are made of metal,durable and long service life 3.Screw-in design,easy to install,smooth lines,easy to rotate between finger grips 4.Widely used in furniture,shelf brackets,mechanical equipment,instrumentation,food and medicine industry equipment Package Content: Package Content:3x Clamping finger tightening screws