M4-0.7X8 ISO7045 Phil Pan 410SS External Tooth Washer Sems Full Thread 18 8Stainless Steel (Pack Qty 1,500) BC-MI48EPP188

ISO7045 Phil Pan 410SS External Tooth Washer Sems Full Thread 18 8Stainless Steel

Steel: The washer/screw assembly makes this a locking screw with the washer providing the locking action. Machine pre-assembly provides cost savings to the end user. The external tooth variety offers greater torsional resistance than an internal tooth Sems.