M6 x 40 mm 12 Piece Clamping Knob Star Shaped Plastic Head Thumb Screw Adjustment for Machine, Industry, Equipment, Black

• Package --- You will receive 12 x clamping screws. You can choose between 2 models. M6 x 40mm or M8 x 40mm
• Star Shape Hex Head --- Our thread button head is smooth and very suitable for holding. Not only beautiful but also practical.
• Ma Durable Material --- The threaded clamping knobs are made of high quality plastic and iron, with good toughness and impact resistance and solid. The surface of the iron rod is galvanized to prevent rust.
• Easy to Use --- The plastic handle provides a comfortable grip and the fully threaded screw design allows for easy installation, removal and adjustment. It can be installed on the bottom of furniture to improve stability and prevent scratches and noise.
• Widely Used --- Threaded knobs are widely used in lathe machinery, mechanical equipment, instruments and industrial equipment.

Specification: Material: plastic, galvanized iron The black color Type: M6 x 40mm or M8 x 40mm Thread diameter: M6 or M8 Thread length: 40 mm Head diameter: 25mm or 32mm The product contains: 12 x clamping knobs