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.
3/8"-16 Socket Head Cap Screws – 18-8 Stainless Steel – USA Made – Monster Bolts
Sale priceFrom $22.07
Bulk 3/8"-16 Button Head Socket Cap Screws – Alloy Steel, Black Oxide
Sale priceFrom $114.23
Bulk 3/8"-16 Flat Head Socket Cap Screws – Alloy Steel, Black Oxide – Monster Bolts
Sale priceFrom $90.01
Bulk 3/8"-16 Socket Head Cap Screws Stainless Steel 316 (A4) - Marine Grade
Sale priceFrom $205.09
Bulk 3/8"-16 Socket Head Cap Screws – Alloy Steel, Black Oxide – USA Made – Monster Bolts
Sale priceFrom $212.43
Bulk 3/8"-16 Socket Set Screws, 1/2 Dog Point, Alloy Steel, Black Oxide
Sale priceFrom $670.07
Bulk 3/8"-16 Socket Set Screws, 1/2 Dog Point, Stainless Steel A2 (18-8)
Sale priceFrom $363.69
Bulk 3/8"-16 Socket Set Screws, Cone Point, Black Oxide
Sale priceFrom $682.59
Bulk 3/8"-16 Socket Set Screws, Cup Point, Alloy Steel, Thermal Black Oxide
Sale priceFrom $100.08
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 Knurled Cup Point Socket Set Screws, Thermal Black Oxide
Sale priceFrom $402.69
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"-16 UNC Socket Set Screws, Cup Point, Zinc-Bake CR+3
Sale priceFrom $516.13
Bulk 3/8"-24 Button Head Socket Cap Screws – Alloy Steel, Black Oxide
Sale priceFrom $162.66
Bulk 3/8"-24 Flat Head Socket Cap Screws – Alloy Steel, Black Oxide – Monster Bolts
Sale priceFrom $126.09
Bulk 3/8"-24 Socket Head Cap Screws – Alloy Steel, Black Oxide – USA Made – Monster Bolts
Sale priceFrom $462.71
Bulk 3/8"-24 Socket Head Cap Screws – Fine Thread, Alloy Steel, Black Oxide – Monster Bolts
Sale priceFrom $110.55
Bulk 3/8"-24 Socket Set Screws, 1/2 Dog Point, Alloy Steel, Black Oxide
Sale priceFrom $845.55
Bulk 3/8"-24 Socket Set Screws, Cone Point, Black Oxide
Sale priceFrom $973.69
Bulk 3/8"-24 Socket Set Screws, Cup Point, Alloy Steel, Thermal Black Oxide
Sale priceFrom $334.96
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 Knurled Cup Point Socket Set Screws, Thermal Black Oxide
Sale priceFrom $497.18
Bulk 3/8"-24 UNF Socket Set Screws, Cup Point, Stainless A2 (18-8)
Sale priceFrom $520.76
Bulk 3/8"-24 UNF Socket Set Screws, Cup Point, Zinc-Bake CR+3
Sale priceFrom $540.56
Bulk 3/8-16 Socket Head Cap Screws – Coarse Thread (UNC), 18-8 Stainless – Monster Bolts
Sale priceFrom $111.97
Bulk 3/8-24 Socket Head Cap Screws – Fine Thread (UNF), 18-8 Stainless – Monster Bolts
Sale priceFrom $182.70