uxcell Knurled Thumb Nuts, 10pcs M4 x D12mm x H3.5mm Brass Knurled Nut Flat Head Through Hole Lock Adjusting Nuts for 3D Printer Parts M4 x 12mm x 3.5mm 10 health_UK_Nov2022 Note: This pulley block doest

Note: This pulley block doest have dynamometer and weights

STIM 32 and so on

The packing length is about three times that of the industry standard and will last for several projects

The material is completely safe for soaking and storing your favorite contact lenses

2 x Cup-shaped steel wire brush

uxcell Knurled Thumb Nuts, 10pcs M4 x D12mm x H3.5mm Brass Knurled Nut Flat Head Through Hole Lock Adjusting Nuts for 3D Printer Parts M4 x 12mm x 3.5mm 10 health_UK_Nov2022 Note: This pulley block doestuxcell Knurled Thumb Nuts, 10pcs M4 x D12mm x H3. 5mm Brass Knurled Nut Flat Head Through Hole Lock Adjusting Nuts for 3D Printer Parts Product Features Thread Size: M4; Pitch: 0. 7mm; Head Size: 12 x 3mm 0. 47" x 0. 12"(D*H) Total Height: 3. 5mm 0. 14"; Package Included: 10pcs x Knurled Thumb Nuts Material: The knurled thumb nut is made of brass, with good conductivity and thermal conductivity, corrosion resistance and wear resistance. Advantages: