OTOTEC 20Pcs Knurled Thumb Screws M5x20mm/M6x20mm Black Carbon Steel for Mechanical Appliances Instrumentation Household

Package Includes: Each set contains 10pcs M5x20mm and 10 pcs M6x20mm thumb screws, giving you the variety needed for different projects. Durable Material: Crafted from durable carbon steel ,the surface is zinc-plated, these screws resist rust and corrosion, ensuring prolonged use in diverse environments. Precision Screws for Secure Fastening: The finely threaded thumb screws feature a knurled surface, ensuring a secure grip and preventing slippage during rotation. Tool-Free Installation: Wave-edge design enhances friction, preventing slipping during both tightening and loosening. Enjoy hassle-free installation without the need for additional tools. Wide Range of Uses: Perfect for a broad spectrum of applications, including mechanical equipment, measuring devices, industrial machinery, household appliances, furniture manufacturing, and testing equipment., Manufacturer: OTOTEC