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 textured grip design ensures aesthetic appeal and practical functionality across repairs, renovations, and professional maintenance tasks.What will I get?This pack includes 20 pieces of M4x14mm knurled thumb screws, crafted from durable carbon steel material. Each screw has a 12mm / 0.47" head diameter and 8mm / 0.31" head thickness, offering a robust clamping force. 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". The knurled surface ensures a non-slip grip.
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