Knurled Thumb Screws, M10x20mm Flat Brass Bolts Grip Knobs Fasteners 3Pcs 10mm X 0.4mm Then use socket screwdriver to

Then use socket screwdriver to screw old nozzle extruder out

non welded

Opening Width (h1): 11mm

Dimension : 44mm x 41mm / 1

Knurled Thumb Screws, M10x20mm Flat Brass Bolts Grip Knobs Fasteners 3Pcs 10mm X 0.4mm Then use socket screwdriver toDescription: 1. Made of brass, this thumb screw Knob is good for needs requiring high appearance, has corrosion resistance, rust resistance, good wear resistance, well fastening function and long lasting service than other material. 2. Applied in home appliances, communications industry, automotive industry, etc. Widely used in the installation, maintenance, and fixing of various daily needs: such as light covers, musical instruments, mechanical