50x Black Nylon Plastic Thumbscrews, knurled, M4 x 20 mm, (5/32 x 25/32 in), Nuts, Bolts, washers

50x Black Nylon Plastic Thumbscrews, knurled, M4 x 20 mm, (5/32 x 25/32 in), Nuts, Bolts, washers

• 50x Bolts, 50x Nuts, 50x Washers. Pantone 3C Black. Material: PA 66 / Nylon. Type: Thumbscrews. Length: 20mm. Diameter: 4mm. Pitch: 0.7mm. SKU: 837.
• The ridges on knurled screws provide extra grip, whilst the large head diameter of the screws ensures they can be tightened with a high degree of rotational accuracy, ideal for precise fastening.
• Nylon is a highly durable material with a high tensile strength and excellent resistance to wear and impact. It is also resistant to most organic solvents, fuels, oils, weak acids and bases.
• Made from tough, lightweight nylon, these fasteners offer excellent electrical insulating and non-corrosive properties
• Straightforward manual adjustment, fastening, or removal without the need for tools, operate thumbscrews with just a thumb and forefinger. Additional slotted recess for fastening with a screwdriver.