A few common screw head types and what they are used for - UC

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A few common screw head types and what they are used for - UC Components, Inc., bolt type

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A few common screw head types and what they are used for - UC

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A few common screw head types and what they are used for - UC Components, Inc., bolt type

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A few common screw head types and what they are used for - UC Components, Inc., bolt type

6 Common Types of Screw Heads

6 Common Types of Screw Heads