1/4"-20 Screws - McMaster-Carr
Choose from our selection of 1/4"-20 screws, including socket head screws, rounded head screws, and more. In stock and ready to ship.
1/4"-20 Set Screws - McMaster-Carr
Choose from our selection of 1/4"-20 set screws, including cup-point set screws, nonmarring set screws, and more. In stock and ready to ship.
1/4"-20 Socket Head Cap Screws - McMaster-Carr
Choose from our selection of 1/4"-20 socket head cap screws, including alloy steel socket head screws, 18-8 stainless steel socket head screws, and more. In stock and ready to ship.
1/4"-20 Bolts - McMaster-Carr
Choose from our selection of 1/4"-20 bolts, including hex head screws, socket head screws, and more. In stock and ready to ship.
Low-Profile Head Socket Cap Screws - McMaster-Carr
Made from alloy steel, these screws are nearly twice as strong as stainless steel low-profile screws. With a head height one-third the size of a standard socket head, they fit in the tightest spaces.
Screw Size Charts - McMaster-Carr
Choose from our selection of screw size identifiers, screw, bolt, and nut size identifiers, reference charts, and more. In stock and ready to ship.
Set Screws - McMaster-Carr
Choose from our selection of cup-point set screws, nonmarring set screws, extended-tip set screws, and more. In stock and ready to ship.
1/4"-20 Fasteners - McMaster-Carr
Choose from our selection of 1/4"-20 fasteners, including socket head screws, rounded head screws, and more. In stock and ready to ship.
Vented Screws - McMaster-Carr
These screws are drilled through the shaft to vent fluids and gases trapped under the screw. Made from 18-8 stainless steel, they have good chemical resistance and may be mildly magnetic.
Flat Head Self-Drilling Tapping Screws - McMaster-Carr
Choose from our selection of flat head self-drilling tapping screws, including over 275 products in a wide range of styles and sizes. In stock and ready to ship.