CSK Machine Screw M4 × 40mm – Pack of 100
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A CSK (countersunk) machine screw in M4 × 40mm, ideal for fastening panels, brackets, and electrical enclosures where a flush finish is required. The countersunk head sits flush with the surface, making it suitable for switchboards, control panels, and equipment assembly. Commonly used by electricians, panel builders, and maintenance technicians across industrial and commercial installations.
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CSK Machine Screw M4 × 40mm – Pack of 100
SKU: F805
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