MonsterBULKS Volume pricing • Carton integrity • Fast U.S. shipping • MTR on request
Bulk US / Inch Socket Screws – Socket Cap, Button, Flat Head & Set Screws
Sourcing high-volume US / Inch Socket Screws? Our bulk selection covers the most popular styles — Socket Head Cap, Button Head, Flat Head (Countersunk), and Socket Set Screws — in sizes from #0-80 up to 1-1/2"-6. Built for manufacturing, contracting, and repair shops that demand repeatable quality, strong head/drive geometry, and reliable availability.
Head Type
Material
Quick Sizes
Need fewer than bulk quantities? Click here for our standard US All Socket Products.
Notes: Black oxide offers a mild layer of protection (appearance-focused). CR+3 zinc, HDG, thermal black oxide, and plain finishes are RoHS compliant. MTRs available for bulk cartons on request. Minimum bulk order $200; bulk shipping may run ~1 week slower than standard.
Bulk 1/2"-13 UNC Socket Set Screws, Cup Point, Stainless 316
Sale priceFrom $811.61
Bulk 1/2"-13 UNC Socket Set Screws, Cup Point, Stainless A2 (18-8)
Sale priceFrom $538.83
Bulk 1/2"-20 Stainless Steel Flat Socket Cap Screws - 18-8 (A2)
Sale priceFrom $400.32
Bulk 1/2"-20 Stainless Steel Socket Head Cap screws, Fine Thread, 18-8 / A2
Sale priceFrom $217.70
Bulk 1/2"-20 UNF Socket Set Screws, Cup Point, Stainless A2 (18-8)
Sale priceFrom $514.47
Bulk 1/2"-20 x 5/16" Stainless Steel Button Socket Cap Screws - 18-8 (A2)
Sale price$1,034.72
Bulk 1/4"-20 Socket Head Cap Screws Stainless Steel 316 (A4) - Marine Grade
Sale priceFrom $314.45
Bulk 1/4"-20 Socket Set Screws, 1/2 Dog Point, Stainless Steel A2 (18-8)
Sale priceFrom $278.72
Bulk 1/4"-20 Socket Set Screws, Cup Point, Stainless A2 (18-8)
Sale priceFrom $207.00
Bulk 1/4"-20 Stainless Steel 316 Button Socket Cap Screws - Marine Grade (A4)
Sale priceFrom $409.54
Bulk 1/4"-20 Stainless Steel 316 Flat Socket Cap Screws - Marine Grade (A4)
Sale priceFrom $251.23
Bulk 1/4"-20 Stainless Steel Button Socket Cap Screws - 18-8 (A2)
Sale priceFrom $175.52
Bulk 1/4"-20 Stainless Steel Flat Socket Cap Screws - 18-8 (A2)
Sale priceFrom $201.29
Bulk 1/4"-20 Stainless Steel Socket Head Cap screws, 18-8 / A2
Sale priceFrom $124.30
Bulk 1/4"-20 UNC Socket Set Screws, Cone Point, Stainless 18-8
Sale priceFrom $358.76
Bulk 1/4"-20 UNC Socket Set Screws, Cup Point, Stainless 316
Sale priceFrom $563.40
Bulk 1/4"-20 x 1" Slotted Cup Point Set Screws, Stainless Steel A2 (18-8)
Sale price$1,081.01
Bulk 1/4"-28 Stainless Steel Button Socket Cap Screws - 18-8 (A2)
Sale priceFrom $235.47
Bulk 1/4"-28 Stainless Steel Flat Socket Cap Screws - 18-8 (A2)
Sale priceFrom $307.13
Bulk 1/4"-28 Stainless Steel Socket Head Cap screws, Fine Thread, 18-8 / A2
Sale priceFrom $193.46
Bulk 1/4"-28 UNF Socket Set Screws, Cup Point, Stainless A2 (18-8)
Sale priceFrom $242.44
Bulk 1/4"-28 x 1/4" UNF Socket Set Screws, Cup Point, Stainless 316
Sale price$604.24
Bulk 3/4"-10 Socket Head Cap Screws Stainless Steel 316 (A4) - Marine Grade
Sale priceFrom $352.40
Bulk 3/4"-10 Stainless Steel Flat Socket Cap Screws - 18-8 (A2)
Sale priceFrom $377.23
Bulk 3/4"-10 Stainless Steel Socket Head Cap screws, 18-8 / A2
Sale priceFrom $136.03
Bulk 3/4"-10 UNC Socket Set Screws, Cup Point, Stainless 316
Sale priceFrom $602.27
Bulk 3/4"-10 UNC Socket Set Screws, Cup Point, Stainless A2 (18-8)
Sale priceFrom $882.28
Bulk 3/4"-16 Stainless Steel Socket Head Cap screws, Fine Thread, 18-8 / A2
Sale priceFrom $95.01
Bulk 3/8"-16 Socket Head Cap Screws Stainless Steel 316 (A4) - Marine Grade
Sale priceFrom $358.84
Bulk 3/8"-16 Socket Set Screws, 1/2 Dog Point, Stainless Steel A2 (18-8)
Sale priceFrom $363.69
Bulk 3/8"-16 Stainless Steel 316 Button Socket Cap Screws - Marine Grade (A4)
Sale priceFrom $464.07
Bulk 3/8"-16 Stainless Steel 316 Flat Socket Cap Screws - Marine Grade (A4)
Sale priceFrom $398.46
Bulk 3/8"-16 Stainless Steel Button Socket Cap Screws - 18-8 (A2)
Sale priceFrom $35.41
Bulk 3/8"-16 Stainless Steel Flat Socket Cap Screws - 18-8 (A2)
Sale priceFrom $164.45
Bulk 3/8"-16 UNC Socket Set Screws, Cone Point, Stainless 18-8
Sale priceFrom $506.09
Bulk 3/8"-16 UNC Socket Set Screws, Cup Point, Stainless 316
Sale priceFrom $1,001.93
Bulk 3/8"-16 UNC Socket Set Screws, Cup Point, Stainless A2 (18-8)
Sale priceFrom $408.08
Bulk 3/8"-24 Stainless Steel Button Socket Cap Screws - 18-8 (A2)
Sale priceFrom $493.37
Bulk 3/8"-24 Stainless Steel Flat Socket Cap Screws - 18-8 (A2)
Sale priceFrom $339.65
Bulk 3/8"-24 UNF Socket Set Screws, Cup Point, Stainless A2 (18-8)
Sale priceFrom $520.76
Bulk 5/16"-18 Slotted Cup Point Set Screws, Stainless Steel A2 (18-8)
Sale priceFrom $628.20
Bulk 5/16"-18 Socket Head Cap Screws Stainless Steel 316 (A4) - Marine Grade
Sale priceFrom $377.39
Bulk 5/16"-18 Socket Set Screws, 1/2 Dog Point, Stainless Steel A2 (18-8)
Sale priceFrom $368.16
Bulk 5/16"-18 Stainless Steel 316 Button Socket Cap Screws - Marine Grade (A4)
Sale priceFrom $447.90
Bulk 5/16"-18 Stainless Steel 316 Flat Socket Cap Screws - Marine Grade (A4)
Sale priceFrom $372.38
Bulk 5/16"-18 Stainless Steel Button Socket Cap Screws - 18-8 (A2)
Sale priceFrom $175.89