Family owned and operated for two generations, Marco Screw Products is proud to offer an extensive selection of the highest quality fasteners and fastening systems. Located outside of Saint Louis, Missouri, Marco strives to offer clients the very best sales experience, customer service, and products than anyone else in the industry.
Screw Machine Parts, Self-Clinching Fasteners, Panel Fasteners, Spacers and Standoffs, Castle Nut, High Hex Nut, Wing Nut, Tee Nut, Speed Nut, Spring Steel Nut, Flange Nut, Rod Coupling Nut, Square Nut, Acorn Nuts, Finished Hex Nut, Heavy Hex Nut, Hex Jam Nut, Nylon Insert Lock Nut, Prevailing Torque Lock Nut, Hex Lock Nut Assemblies (“Keps” Type), Machine Screw, Thumb Screw, Drive Screw, Drywall Screw, SEMS, Wood Screw, Self Drilling Screw, Tamperproof Screw, Tapping Screw, Hex Head Cap Screw (Grades 2 / 5 / 8), Thread Forming (Taptite, Plastite, Swageform) Screw, Set Screw (Square Head & Socket Head), Socket Head Cap Screws, Socket Shoulder Screws, Hex Tools (Keys & Bits), Socket Flat Heads, Socket Button Heads, Torx Products, DrySeal Pressure Plugs, Bevel Washer, Split Lock Washer, Tooth Lock Washer, Hi-Collar Split Lock Washer, USS & SAE Washer, Carriage Bolts, Eye Bolts, Plow Bolts, Flange Bolts, T-Slot Bolts, Toggle Bolts, Anchors, Threaded Rods, Tubular Rivet, Solid Rivet, Multi-Grip Blind Rivet, Dowel Pin, Cotter Pin, Hitch Pin, Clevis Pin