uxcell Knurled Thumb Nuts - M3 Round Knobs with - Zinc Plating - Pack Of 10 sold2026 then place the steel platform

then place the steel platform with PEI surface on the top

Permits easy disassembly

including Campbell (R) chain

with no residue after peeling off

Suitable lubricating oil should be added to the cutting edge of the die when tapping the thread

uxcell Knurled Thumb Nuts - M3 Round Knobs with - Zinc Plating - Pack Of 10 sold2026 then place the steel platformuxcell Knurled Thumb Nuts M3 Round Knobs with Zinc Plating Pack Of 10 1. A thumb nuts with a knurled outside surface, this facilitates tightening by hand. 2. The circular nut with knurled is easy to assemble and disassemble. 3. Made of good quality metal material, zinc plated finished, corrosion resistant and durable to use. Specification: Material: IronFinish: Zinc platedThread Size: M3 x 0. 5mmOutter Diameter: 11mm 0. 43"Overall Height: 7mm 0.