200PCS Round Head Drill Screws 304 Stainless Steel Self Drilling Screw Fastener M4.2x16

1、STAINLESS STEEL: Made of 304 stainless steel these self drilling screws are rust and corrosion resistant and can be used in harsh environments. 2、CLEAR THREAD: Round head drill screws have clean and accurate threads are compact and powerful and do not easily deform or slip during use. 3、EASY TO TIGHTEN: The cross section of metal screws is smooth without burrs and the threads are clear and neat without gaps which is conducive to tightening. 4、200PCS IN 1 SET: Including 200pcs stainless steel round head screws with M4.2x16 thread standard size sufficient quantity easy to use and replace. 5、APPLICABLE SCENES: Used for home and office appliance fastener in the workplace electrical products communication equipment repair work DIY crafts etc.