CSK Machine Screw M4 × 40mm – Countersunk Head
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CSK (countersunk) machine screws are precision fasteners designed for flush-mounting applications in electrical panels, control boards, and general assembly work. This M4 × 40mm screw features a countersunk head that sits flush with the surface, making it ideal for applications where a smooth finish is required. Suitable for electricians, panel builders, and maintenance professionals.
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CSK Machine Screw M4 × 40mm – Countersunk Head
SKU: F805
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