304 Stainless Steel Hex Socket Screw & Nut Assortment Kit | M3 M4 M5 | 500pc

304 Stainless Steel Hex Socket Screw & Nut Kit — M3, M4, M5 | 500 Pieces

Stop hunting through drawers for the right screw. This 500-piece assortment brings together truss head (pan head) hex socket screws and matching nuts in M3, M4, and M5 across a range of lengths — all in 304 stainless steel. Whether you're assembling electronics enclosures, fabricating brackets, or working on mechanical builds, having the right fastener on hand makes the job faster and cleaner. The hex socket (Allen key) drive gives you better torque control in tight spaces compared to Phillips or slotted heads.

Key Features

• 304 Stainless Steel (A2-70) — Corrosion-resistant, strong, and suitable for indoor and light outdoor use
• Hex Socket (Allen) Drive — Better torque transfer and cam-out resistance vs Phillips drive
• Truss / Pan Head Profile — Low-profile domed head for a clean finish on panels and enclosures
• Matching Nuts Included — Complete screw-and-nut pairs for secure, tool-ready assembly
• M3, M4 & M5 Sizes — Covers the most common metric fastener sizes for light to medium-duty applications
• 500-Piece Assortment — Broad size coverage in a single purchase

Common Applications

• Electronics enclosures and PCB mounting
• Sheet metal and panel fabrication
• 3D printer and CNC machine assembly
• Mechanical prototyping and engineering builds
• General workshop and DIY fastening

Specifications

• Material: 304 Stainless Steel (A2-70)
• Drive Type: Hex Socket (Allen / Hex Key)
• Head Style: Truss Head / Pan Head
• Sizes: M3, M4, M5
• Quantity: 500 pieces (screws + nuts assortment)
• Surface Treatment: Untreated (natural stainless finish)
• Standard: GB
• Origin: China