The chain is fine...but I ordered the wrong size. Nine links of the chain I ordered equals six of the size I wanted. My error...
How can I straighten out the springs? I can't use them coil uo as is.
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When your project calls for a solid, dimensionally accurate brass disc that can handle drilling, tapping, turning, or press-fitting without flexing, thin sheet blanks simply won't cut it. These H62 solid brass discs are machined from bar or thick plate stock, giving makers, machinists, and small workshops a reliable starting point for any round-plate application that demands real structural integrity.
Each disc is made from H62 brass alloy — approximately 62% copper and 38% zinc — offering a balance of machinability, moderate strength, and good corrosion resistance. Thickness options are 4 mm (~0.16 in), 5 mm (~0.20 in), and 6 mm (~0.24 in); diameters range from 10 mm (~0.39 in) up to 300 mm (~11.8 in). Quantity options of 1, 2, 4, 5, or 10 pcs let you order exactly what your project requires.
Common use cases include precision shim and spacer stock for mechanical assemblies, gear and pulley blanks for hobbyist clockmaking and model engineering, decorative medallion and knob blanks for furniture and cabinetry hardware, and electrode or contact blanks for electrical and RF applications.
~62% Cu / 38% Zn composition delivers reliable machinability, corrosion resistance, and a warm golden finish.
4 mm, 5 mm, and 6 mm — solid stock that handles drilling, tapping, turning, and press-fitting without deformation.
10 mm to 300 mm — from small contact pads and knob blanks to large gear and pulley blanks, all in one listing.
H62 brass machines cleanly with HSS or carbide tooling. Accepts soft solder and silver brazing without special pre-treatment.
Each disc is cut to maintain parallel faces and uniform thickness, ensuring reliable contact surfaces for shims and spacers.
Order 1, 2, 4, 5, or 10 pcs per variant — scale your purchase to your project without over-buying.
| Material | H62 Brass (Cu ~62%, Zn ~38%) |
| Shape | Round / Disc |
| Thickness Options | 4 mm / 5 mm / 6 mm |
| Diameter Range | 10 mm – 300 mm |
| Surface Finish | Saw-cut or turned face, smooth |
| Hardness | See variant options |
| Tensile Strength | See variant options |
| Colour | Golden yellow brass |
| Available Quantities | 1 / 2 / 4 / 5 / 10 pcs |
| Solderability | Excellent (soft solder & silver braze) |
4 mm is suitable for light-duty shims, decorative knob blanks, and thin gear stock. 5 mm offers a good balance for general engineering use. 6 mm is best for structural spacers, heavy-duty shims, and applications requiring maximum rigidity. Contact us to confirm if you are unsure.
Yes. H62 brass machines cleanly with standard HSS or carbide tooling. Use moderate cutting speeds and a light cutting fluid for best surface finish. The material produces short chips, making it easy to manage on both lathes and mills.
Yes. H62 brass drills and taps readily with standard HSS drill bits and taps. Use cutting fluid and back off frequently when tapping to clear chips and prevent tap breakage.
H62 brass has good corrosion resistance in dry indoor environments. In humid or outdoor conditions, a light golden patina may develop naturally. Apply a clear lacquer or wax coating to preserve the original bright finish.
Yes. H62 brass accepts soft solder (tin-lead or lead-free) and silver brazing rod without special pre-treatment. Clean the surface thoroughly with flux before joining to ensure a strong, void-free bond.
The Qty(pcs) option lets you select 1, 2, 4, 5, or 10 discs of the same size in a single order. Multi-piece options offer a lower per-unit cost and are ideal for batch projects, prototyping sets, or keeping spares on hand.
Yes. Brass has reasonable electrical conductivity and is commonly used for contact pads, electrode blanks, and RF shielding components. For high-conductivity applications, consider pure copper alternatives; for general electrical contact use, H62 brass performs well.