6 Lobe flat head screws have a 6 lobe recess and is cone shaped for use in countersunk holes the flat top fits flush with the mated surface. CSFI’s array of cutting-edge machine screws will serve as a solution for any particular, nuanced challenge you may face. Each screw is equipped with a captive O-ring which is designed to fit various head styles. The O-ring sealing element acting as a total barrier against external or internal forces such as water, dirt, or air contaminants which can otherwise penetrate and ruin your system, if you’re not using CSFI’s sealing screws.
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