50x Bolts, 50x Nuts, 50x Washers. Material: PA 66 / Nylon. Type: Butterfly Screw. Length: 20mm. Diameter: 5mm. Pitch: 0.8mm. SKU: 558. Finger-gripped wings allow for easy, tool-free adjustments. Easy removal and refitting by hand. Made from tough, lightweight nylon, these fasteners offer excellent electrical insulating and non-corrosive properties Made from tough, lightweight nylon, these fasteners offer excellent electrical insulating and non-corrosive properties. Nylon is resistant to most organic solvents, fuels, oils, weak acids and bases., Weight: 0.0220462262 Pounds, Manufacturer: Caterpillar Red