What is this?These knurled thumb screws offer a versatile fastening solution for restoring lighting fixtures, lampshades, furniture, industrial machinery, home appliances, electronic devices, and various other applications requiring manual adjustment. Their diamond-textured grip design ensures aesthetic appeal and practical functionality across repairs, renovations, and professional maintenance tasks.What will I get?This pack includes 6 Pcs of M4x40mm knurled thumb screws. Each screw has a 12mm / 0.47" head diameter and 8mm / 0.31" head thickness. The thread pitch is 0.7mm / 0.03". The flat head thickness is 3mm / 0.12", and the column end diameter is 8mm / 0.31".
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