5/16-18 X 1-1/2 Inch Button Head Socket Cap Bolts 20 Count 304 Stainless Steel 18-8 Straight-Up Heavy-Duty Hex Drive Lock-Tight Fit Rustproof Bright Polish Comes With Free Spanner Tool

Heavy Duty 304 Stainless Steel Button Head Bolts Set
✔️ 5/16-18 Thread, 1 1/2 In Length, Grade 304 Stainless Steel

This set of button head socket cap bolts features a low profile hex drive designed to prevent snagging while delivering strong holding power. You will typically use these rustproof fasteners to secure machinery panels, assemble custom brackets, attach hardware to furniture, or hold components steady inside electronic enclosures.

✅ Material: grade 304 stainless steel resists saltwater and chemical damage
✅ Thread size: 5/16 inch diameter with 18 threads per inch for solid grip
✅ Overall length measures 1 1/2 inch from under head to tip
✅ Includes twenty bright polished screws plus a matching allen wrench

💡 What are button head socket cap bolts best used for?
This handy fastener choice keeps joints low profile while surviving daily shake and bustle.
- Flat topped designs slide flush inside engine covers and dashboard panels
- Deep recessed drives let hex keys bite deep without wobbling tough nuts loose
- Corrosion proof steel grades handle humid garages and salty workshop air nicely

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