3/8" Thumb Screw T Bolts with Black Butterfly Tee-Wing Clamping Knob - Stainless Steel Description: These 3/8" thumb screw T bolts feature a black butterfly tee-wing clamping knob, crafted from stainless steel for excellent durability and rust resistance. Designed for tool-free adjustments, the butterfly knob offers a comfortable, secure grip, making it ideal for applications that require frequent hand-tightening and loosening. Available in lengths from 1/2 inch to 3 inches, these T bolts provide versatility across various applications. Key Features: Length Options: Available in sizes from 1/2 inch to 3 inches Butterfly Tee-Wing Knob: Black plastic knob for comfortable, slip-resistant adjustments Stainless Steel Construction: Provides corrosion resistance and long-lasting performance Tool-Free Adjustment: Perfect for quick fastening in tight spaces These thumb screw T bolts offer a reliable and convenient solution for projects in machinery, woodworking, and more, where secure, tool-free adjustments are essential. - Head Type: Tee Head