Double Expansion Shields On Nova Fasteners Co., Inc.


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	Double Expansion Shields
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	larger image		Can be used for fastening into rock, concrete, brick, etc. Eliminates high stress points detrimental in fastening into materials of medium hardness, expands fully and has high gripping power. Ideal for shear loads or where bolt is subject to side pressure or vibration. Does not fracture, and permits fastenings at any length. Click on an item # for more detailed information.