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. Bulk shipping may run ~1 week slower than standard.
1/2"-13 Socket Head Cap Screws – 18-8 Stainless Steel – USA Made – Monster Bolts
Sale priceFrom $32.25
Bulk 1/2"-13 Button Head Socket Cap Screws – Alloy Steel, Black Oxide
Sale priceFrom $106.74
Bulk 1/2"-13 Flat Head Socket Cap Screws – Alloy Steel, Black Oxide – Monster Bolts
Sale priceFrom $98.86
Bulk 1/2"-13 Socket Head Cap Screws Stainless Steel 316 (A4) - Marine Grade
Sale priceFrom $179.67
Bulk 1/2"-13 Socket Head Cap Screws – Alloy Steel, Black Oxide – USA Made – Monster Bolts
Sale priceFrom $111.93
Bulk 1/2"-13 Socket Set Screws, 1/2 Dog Point, Alloy Steel, Black Oxide
Sale priceFrom $589.82
Bulk 1/2"-13 Socket Set Screws, Cone Point, Black Oxide
Sale priceFrom $691.47
Bulk 1/2"-13 Socket Set Screws, Cup Point, Alloy Steel, Thermal Black Oxide
Sale priceFrom $72.74
Bulk 1/2"-13 Stainless Steel 316 Button Socket Cap Screws - Marine Grade (A4)
Sale priceFrom $499.49
Bulk 1/2"-13 Stainless Steel 316 Flat Socket Cap Screws - Marine Grade (A4)
Sale priceFrom $394.74
Bulk 1/2"-13 Stainless Steel Button Socket Cap Screws - 18-8 (A2)
Sale priceFrom $201.32
Bulk 1/2"-13 Stainless Steel Flat Socket Cap Screws - 18-8 (A2)
Sale priceFrom $166.88
Bulk 1/2"-13 UNC Knurled Cup Point Socket Set Screws, Thermal Black Oxide
Sale priceFrom $249.35
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"-13 UNC Socket Set Screws, Cup Point, Zinc-Bake CR+3
Sale priceFrom $553.84
Bulk 1/2"-20 Button Head Socket Cap Screws – Alloy Steel, Black Oxide
Sale priceFrom $222.86
Bulk 1/2"-20 Flat Head Socket Cap Screws – Alloy Steel, Black Oxide – Monster Bolts
Sale priceFrom $130.30
Bulk 1/2"-20 Socket Head Cap Screws – Fine Thread, Alloy Steel, Black Oxide – Monster Bolts
Sale priceFrom $118.62
Bulk 1/2"-20 Socket Set Screws, 1/2 Dog Point, Alloy Steel, Black Oxide
Sale priceFrom $856.74
Bulk 1/2"-20 Socket Set Screws, Cone Point, Black Oxide
Sale priceFrom $324.95
Bulk 1/2"-20 Socket Set Screws, Cup Point, Alloy Steel, Thermal Black Oxide
Sale priceFrom $182.20
Bulk 1/2"-20 Stainless Steel Flat Socket Cap Screws - 18-8 (A2)
Sale priceFrom $400.32
Bulk 1/2"-20 UNF Knurled Cup Point Socket Set Screws, Thermal Black Oxide
Sale priceFrom $538.48
Bulk 1/2"-20 UNF Socket Set Screws, Cup Point, Stainless A2 (18-8)
Sale priceFrom $514.47
Bulk 1/2"-20 UNF Socket Set Screws, Cup Point, Zinc-Bake CR+3
Sale priceFrom $730.69
Bulk 1/2"-20 x 5/16" Stainless Steel Button Socket Cap Screws - 18-8 (A2)
Sale price$1,034.72
Bulk 1/2-13 Socket Head Cap Screws – Coarse Thread (UNC), 18-8 Stainless – Monster Bolts
Sale priceFrom $106.50
Bulk 1/2-20 Socket Head Cap Screws – Fine Thread (UNF), 18-8 Stainless – Monster Bolts
Sale priceFrom $176.18