Push Button Control Box designed with a red mushroom push button switch
The drill bit is made of 45# steel and carbide alloy
then the connect will better
04inch (D*T)
with a male thread for easy disassembly and assembly
#10-24x3/4" Flat Head Socket Cap Screws, 10.9 Grade Carbon Steel, 50PCS Nutdrivers Push Button Control Box designedDescription: [Material] Made of 10. 9 grade carbon steel, it has high strength, rust resistance, oxidation resistance, and corrosion resistance, which can ensure long term use. [Advantage] Hexagonal socket head type, uniform force is not easy to slip, easy to use. Suitable for replacing old bolts at any time. [Application] Widely used in woodworking and DIY jobs, the repair industry and power industry, aerospace industry, office equipment industry,