▶【Package Contents】: You will receive 2 pcs hand knob tightening screw, It is easy to tighten or loosen, convenient and fast.
▶【Size Details】: The thread size of the hand knob is M8 x 20mm, with a head diameter of 1.49"/38mm. Make sure to verify the necessary thread size before making a purchase.
▶【Outstanding Material】: The threaded knob is constructed of plastic and steel, strong enough, rust-resistant, anti-corrosion, long durability.
▶【Widely Applications】: Perfect for screw knob replacement. Use on mechanical equipments, instruments, apparatus, food and pharmaceutical industry equipments, etc.
▶【Happy Customers】: We feel confident that you'll love our product, even so, we'll give your money back if you're not thrilled with your purchase within 30 days. Simply let us know to make it right, and feel free to ask any question.