Top Shelf M4 304 Stainless Steel Split Lock Spring Washers For Heavy Duty Screw Fasteners And Bolt Mounting With Rock Solid Grip And Built Tough Hardware Sets

304 stainless steel split lock washer set for machinery
✔️ 100 pcs m4 spring washers measure 4.2mm by 6.5mm diameter size

You get a hundred split lock washers built from durable marine grade metal. These rings sit right under your nuts and bolts to keep everything tight. They work great on drones, model planes and workshop projects where vibration matters most.

✅ Inner opening measures 4.2mm 0.17inch for standard screw posts
✅ Outer width spans 6.5mm 0.25inch to spread pressure across flat surfaces
✅ Ring thickness comes in at 1mm 0.04inch to handle heavy duty torque loads
✅ Set includes one hundred silver tone pieces packaged for easy storage

💡 Why do mechanics rely on coil springs for anti vibration bolt retention? - You slap split ring units on when engines get rowdy and threads loosen up - The coiled shape grabs mating surfaces tight so bolts stay put under stress - Pair these picks with reliable linear slide units for smooth equipment tracking - Regular swaps keep your builds handy and running without hassle down the road

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