Thumb Screw with Plastic Knob – Part C1568-FThis general-purpose thumb screw features a durable plastic knob for easy hand-tightening and a steel threaded insert for added strength and torque retention. Designed for use with 7/16″ bolts, it offers a secure grip without the need for tools—ideal for quick setups or adjustments.For optimal performance, use with a 7/16″ washer to ensure proper slip torque and prevent thread damage.Part Number: C1568-FMaterial: Plastic knob with steel insertRecommended Use: 7/16″ bolt and washerLength: 1.5 in.Width: 2 in. (approx.)Shipping Weight: 2.5 lbsThis thumb screw is commonly used with Quick Clamp Parts.
