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Best Socket Head Screws Under $100 (2026)

We selected items under $100 by evaluating material grade, thread and head type, user rating, and overall value score to favor versatile, durable fasteners

Top Picks

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    Button head socket cap screws 10-32 x 4 (50 pc) stainless steel

    Button head socket cap screws 10-32 x 4 (50 pc) stainless steel

    Lightning Stainless • ★ 3.8/5 • Budget

    Button head socket cap screws in 10-32 x 4 with full thread and corrosion-resistant 18-8 stainless steel. Ideal for furniture, motorcycles, and car parts; improves assembly quality. Customer note: solid machining quality and good value

    • 18-8 stainless steel
    • full thread length
    • bright plain finish
    Buy at Amazon →
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    Tandefio Lag Bolts 1/2" x 10" Galvanized Hex Head (30 Pk)

    Tandefio Lag Bolts 1/2" x 10" Galvanized Hex Head (30 Pk)

    Tandefio • ★ 3.3/5 • Mid-Range

    Galvanized lag bolts for wood with external hex head, 10" length and 1/2" diameter. Designed for better rotation and grip; includes 30 packs. Customer note: good functionality and quality, mixed views on strength and value

    • external hex design for grip
    • 10 inch length for structural applications
    • 30 packs for project flexibility
    Check current price on Amazon →
  6. 6
    Taiss metric screw assortment kit 33 sizes 3670pcs

    Taiss metric screw assortment kit 33 sizes 3670pcs

    Taiss • ★ 3.1/5 • Mid-Range

    Metric bolt and nut kit with 33 sizes, 3670 pieces, in a portable box. Useful for storage and varied fasteners; includes bolts, nuts, and washers in M2–M5 sizes

    • large size variety across M2–M5
    • includes bolts, nuts, washers
    • portable organized storage box
    Buy at Amazon →

Buying Guide

Choose the right material

Stainless-steel resists corrosion for outdoor or humid environments, while higher-grade alloy steels (e.g., 12.9) provide greater tensile strength for heavy loads

Match thread type to application

Select machine-thread or full-thread screws for metal assemblies and metric assortments for international or metric-spec builds to ensure proper fit and engagement

Pick the appropriate head profile

Button, low, and socket-cap head profiles affect clearance and aesthetic; low-head and button-head screws reduce protrusion where space is limited

Check drive and tool compatibility

Allen/hex drives are common on socket head screws—confirm you have the correct hex key sizes for assembly and maintenance

Consider kit vs single-size packs

Assortment kits offer a range of metric sizes for varied projects, while single-size packs simplify large-volume or repeat installations of the same screw