1/4"-20 x 1" Thumb Screw Stainless Steel - Black Knurled Round Plastic Oversized Knob - Standard/Coarse Thread Thumbscrew - Length: 1.000" - Proudly Built in USA - Package of (4) 4 sold2026 quality electroplated diamond coated flat

quality electroplated diamond coated flat lap disk wheel

These locking looks is perfect for carabiner

Thickness: 5/8" (50 ply)

and no dust pollution

1/4"-20 x 1" Thumb Screw Stainless Steel - Black Knurled Round Plastic Oversized Knob - Standard/Coarse Thread Thumbscrew - Length: 1.000" - Proudly Built in USA - Package of (4) 4 sold2026 quality electroplated diamond coated flat1 4" 20 x 1" Thumb Screw Stainless Steel Black Knurled Round Plastic Oversized Knob Standard Coarse Thread Thumbscrew Length: 1. 000" Proudly Built in USA Package of (4) Thumb Screw Specs: Thread Diameter: 0. 250" (1 4") Thread Pitch: 20 (UNC) Screw Length: 1. 000" (1") Fully Threaded: Yes Minimum Thread Length: Full Thread Material: 18 8 Stainless Steel Knob Style: Oversized Knurled Round Knob Color: Black Knob Diameter: 1. 000" (1") Knob Height: 0.