Description
Size – 30pcs 4mm metric hex key wrench, 2.91″(74mm) total length.
Material – Quenched and heat-treated CR-V steel ( 55-58 HRC ) with black-oxide finish for ultimate strength and reliable performance, rust and wear resistant.
Features – The head is chamfered to slide easily into the fastener, reducing wear on the wrench and fastener head.
Applications – Widely used to remove and install socket cap screws found in towel bars, door handles, assembling furniture, equipment, and more.
Notice – Please confirm the wrench size before ordering.
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