stainless steel 304 phillips raised countersunk head self ...
Phillips raised countersunk head Self Tapping Screws. Phillips raised countersunk head self tapping screw has a rounded top surface and a conical bearing surface,also called oval head self tapping screws are used where finished surfaces require a flush fastening unit, in addition, a rounded neat appearing upper surface for decoration purpose.. Standards:ISO7051/DIN7983 /ASME B18.6.3
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