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.
Bulk 1/2"-20 UNF Knurled Cup Point Socket Set Screws, Thermal Black Oxide
Sale priceFrom $343.01
Bulk 1/2"-20 UNF Socket Set Screws, Cup Point, Stainless A2 (18-8)
Sale priceFrom $372.72
Bulk 1/2"-20 UNF Socket Set Screws, Cup Point, Zinc-Bake CR+3
Sale priceFrom $447.54
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
Bulk 1/4"-20 Button Head Socket Caps screws, Alloy Steel with Black Oxide
Sale priceFrom $82.40
Bulk 1/4"-20 Flat Head Socket Cap Screws – Alloy Steel, Black Oxide – Monster Bolts
Sale priceFrom $103.34
Bulk 1/4"-20 Socket Head Cap Screws Stainless Steel 316 (A4) - Marine Grade
Sale priceFrom $179.72
Bulk 1/4"-20 Socket Head Cap Screws – Alloy Steel, Black Oxide – USA Made – Monster Bolts
Sale priceFrom $276.45
Bulk 1/4"-20 Socket Set Screws, 1/2 Dog Point, Alloy Steel (Black Oxide)
Sale priceFrom $262.21
Bulk 1/4"-20 Socket Set Screws, 1/2 Dog Point, Stainless Steel A2 (18-8)
Sale priceFrom $198.49
Bulk 1/4"-20 Socket Set Screws, Cone Point, Black Oxide
Sale priceFrom $366.15
Bulk 1/4"-20 Socket Set Screws, Cup Point, Alloy Steel, Thermal Black Oxide
Sale priceFrom $139.65
Bulk 1/4"-20 Socket Set Screws, Cup Point, Stainless A2 (18-8)
Sale priceFrom $159.90
Bulk 1/4"-20 Stainless Steel 316 Button Socket Cap Screws - Marine Grade (A4)
Sale priceFrom $195.14
Bulk 1/4"-20 Stainless Steel 316 Flat Socket Cap Screws - Marine Grade (A4)
Sale priceFrom $128.27
Bulk 1/4"-20 Stainless Steel Button Socket Cap Screws - 18-8 (A2)
Sale priceFrom $121.60
Bulk 1/4"-20 Stainless Steel Flat Socket Cap Screws - 18-8 (A2)
Sale priceFrom $120.39
Bulk 1/4"-20 UNC Knurled Cup Point Socket Set Screws, Thermal Black Oxide
Sale priceFrom $235.90
Bulk 1/4"-20 UNC Socket Set Screws, Cone Point, Stainless 18-8
Sale priceFrom $258.44
Bulk 1/4"-20 UNC Socket Set Screws, Cup Point, Stainless 316
Sale priceFrom $376.87
Bulk 1/4"-20 UNC Socket Set Screws, Cup Point, Zinc-Bake CR+3
Sale priceFrom $163.43
Bulk 1/4"-28 Fine Thread, Button Head Socket Cap screws, Alloy Steel with Black Oxide
Sale priceFrom $113.80
Bulk 1/4"-28 Flat Head Socket Cap Screws – Alloy Steel, Black Oxide – Monster Bolts
Sale priceFrom $139.84
Bulk 1/4"-28 Socket Head Cap Screws – Fine Thread, Alloy Steel, Black Oxide – Monster Bolts
Sale priceFrom $101.59
Bulk 1/4"-28 Socket Set Screws, 1/2 Dog Point, Alloy Steel (Black Oxide)
Sale priceFrom $265.46
Bulk 1/4"-28 Socket Set Screws, Cone Point, Black Oxide
Sale priceFrom $366.15
Bulk 1/4"-28 Socket Set Screws, Cup Point, Alloy Steel, Thermal Black Oxide
Sale priceFrom $152.78
Bulk 1/4"-28 Stainless Steel Button Socket Cap Screws - 18-8 (A2)
Sale priceFrom $161.10
Bulk 1/4"-28 Stainless Steel Flat Socket Cap Screws - 18-8 (A2)
Sale priceFrom $179.73
Bulk 1/4"-28 UNF Knurled Cup Point Socket Set Screws, Thermal Black Oxide
Sale priceFrom $236.67
Bulk 1/4"-28 UNF Socket Set Screws, Cup Point, Stainless A2 (18-8)
Sale priceFrom $189.14
Bulk 1/4"-28 UNF Socket Set Screws, Cup Point, Zinc-Bake CR+3
Sale priceFrom $164.78
Bulk 1/4"-28 x 1/4" UNF Socket Set Screws, Cup Point, Stainless 316
Sale price$388.50
Bulk 1/4-20 Socket Head Cap Screws – Coarse Thread (UNC), 18-8 Stainless – Monster Bolts
Sale priceFrom $105.30
Bulk 1/4-28 Socket Head Cap Screws – Fine Thread (UNF), 18-8 Stainless – Monster Bolts
Sale priceFrom $172.49
Bulk 1″-8 Socket Head Cap Screws – Coarse Thread (UNC), 18-8 Stainless – Monster Bolts
Sale priceFrom $263.07
Bulk 2"-4 Socket Head Cap Screws – Coarse Thread, Alloy Steel, Black Oxide – Monster Bolts
Sale priceFrom $445.45
Bulk 3/4"-10 Button Head Socket Cap Screws – Alloy Steel, Black Oxide
Sale priceFrom $239.95
Bulk 3/4"-10 Flat Head Socket Cap Screws – Alloy Steel, Black Oxide – Monster Bolts
Sale priceFrom $97.07
Bulk 3/4"-10 Socket Head Cap Screws Stainless Steel 316 (A4) - Marine Grade
Sale priceFrom $201.41
Bulk 3/4"-10 Socket Head Cap Screws – Alloy Steel, Black Oxide – USA Made – Monster Bolts
Sale priceFrom $165.16
Bulk 3/4"-10 Socket Set Screws, 1/2 Dog Point, Alloy Steel, Black Oxide
Sale priceFrom $1,285.74