Screws and Fasteners

This category features commercial and industrial-grade screws, anchors, rivets, and mechanical fasteners engineered to provide high-tensile, vibration-resistant structural connections across heavy-gauge ductwork, equipment chassis, and hanging support systems. Designed to withstand continuous mechanical stress, high static loads, and thermal expansion cycles, this technical inventory includes self-piercing chuck screws, self-drilling zip screws, hexagonal sheet metal fasteners, and premium toggle bolts. Fabricated from corrosion-resistant materials such as zinc-plated steel, marine-grade stainless steel, and coated alloys, these fasteners ensure long-term structural integrity in high-humidity mechanical rooms and harsh outdoor environments. Engineered with optimized thread pitches and drive profiles (including slotted, Phillips, and impact-ready hex heads), these fastening assets minimize stripping and maximize torque delivery during high-velocity field installations. This professional lineup provides mechanical contractors, sheet metal technicians, and structural installers with the code-compliant, rugged hardware required to secure secure seals and reinforce heavy ventilation assemblies.
139 products
Malco Products
Malco® Bit-Tip® BT131T Drill and Self-Tapping Screw, #8-18 Thread, 1/2 in OAL, Hex Washer Head, 1/4 in Drive, Steel
BT131T
DiversiTech Corporation
DiversiTech® 540-506 Leg Staple, For Use With: T50 Staple Guns
540-506
DiversiTech Corporation
DiversiTech® 6414 Stove Bolt, 1/4-20 Thread, 1-1/2 in L, Round Head, Steel, Zinc-Plated
6414
Malco Products
Malco® SS44DT Blind Rivet, 0.357 in L, 1/8 in Dia, 0.188 to 0.25 in Grip
SS44DT
Malco Products
Malco® Zip-in® HW8X3ZWT Self-Piercing Register Screw, #8 Thread, 3 in OAL, Hex Washer Head, 1/4 in Drive, Metal
HW8X3ZWT
Malco Products
Malco® Zip-in® HW10X2Z Self-Piercing Screw, #10 Thread, 3 in OAL, Indented Hex Washer Head, 5/16 in Drive, Slotted Drive
HW10X2Z
Malco Products
Zip-In Register Screw 8X2 250/TUB WHITE PHILLIPS OVAL Head PO8X2ZWT
PO8X2ZWT
DiversiTech Corporation
DiversiTech® 6416 Stove Bolt, 1/4-20 Thread, 2-1/2 in L, Round Head, Steel, Zinc-Plated
6416