4mm-17mm Hex Socket Wrench Metric Allen Socket Hex Bit 1/2" Drive Size Optional Size:H8 This matches common fastener standards

This matches common fastener standards and makes it easy to replace existing screws

Good plasticity: Aluminium sheet is soft and easy to cut

No rust for 50+ years£¬Passivated Surface

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4mm-17mm Hex Socket Wrench Metric Allen Socket Hex Bit 1/2" Drive Size Optional Size:H8 This matches common fastener standardsMetric Hex Socket Wrench Set 417mm Precision Allen Bit Drive for Fastening Tasks When a standard wrench won't reach a recessed bolt head, you need a metric hex socket wrench that fits your drive and your fastener. Mechanics, equipment technicians, and serious DIYers who work on bicycles, automotive assemblies, furniture hardware, and industrial machinery all face the same problem: mismatched or incomplete Allen socket sets that slow the job down. This