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A Review Of types of screw heads

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Hex: created to permit for increased torque, hex heads typically need a wrench or socket to setup the screw or bolt. use drive towards the screw head’s outside to travel this head condition. Slotted- slotted drive https://orlandoykvd373186.wikibyby.com/814639/not_known_factual_statements_about_types_of_screw_heads

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