550Pcs SAE & Metric Hex Nuts Kit, 304 Stainless Steel Hex Nut Kit

About this item

• EXACT FIT 21-SIZE DUAL SYSTEM: 550 hex nuts in one kit - SAE 238 pcs across 12 sizes (#2-56 40, #4-40 40, #6-32 30, #8-32 25, #10-24 25, #10-32 24, #12-24 16, 1/4"-20 16, 5/16"-18 8, 3/8"-16 6, 7/16"-14 4, 1/2"-13 4) plus Metric 312 pcs across 9 sizes (M2 60, M2.5 60, M3 50, M4 50, M5 40, M6 26, M8 10, M10 10, M12 6) - SAE nuts to ANSI B18.2.2, metric nuts to DIN 934; eleven UNC coarse sizes plus #10-32 UNF fine thread.
• SOLID 304 (18-8 / A2-70) STAINLESS STEEL: Premium 304 stainless throughout - sturdy and durable, holds torque without twisting or deforming. Polished smooth surface with clean, burr-free threads for comfortable handling and repeated reuse.
• EASY INSTALLATION WITH STANDARD TOOLS: Fits standard SAE and metric sockets and wrenches - quick to hand-tighten and secure. Anti-galling tip: pair with stainless bolts and avoid over-torquing for smooth removal and reuse.
• VERSATILE FOR ANY JOB: Furniture assembly, electronics and precision instruments, automotive repair, machinery maintenance, building construction and general home DIY projects.
• ORGANIZED LABELED CASE: 550 nuts sealed in a durable labeled divider case - each of the 21 sizes bagged and labeled, no mixing, no scattering in the toolbox.