M3-0.5 x 8mm 內六角螺絲 | 圓頭內六角驅動 | 全螺紋 | 10.9 級合金鋼鍍鋅 (900 / 包)

Needed a solid batch of M3 screws for a jig I was building, and these 10.9 grade alloy steel ones feel much tougher than the cheap hardware store stuff. The hex socket drive engaged perfectly with my driver, and the zinc plating gives them a clean, uniform finish. Really happy with the quantity for

Had to swap out some stripped M3 screws on a 3D printer carriage, and these button heads with the hex drive made installation a breeze since the 2mm driver stayed perfectly seated. The 10.9 alloy steel feels noticeably tougher than the regular cheap ones I've used before.

Picked up a pack of these M3 button heads for some jig repairs, and the 10.9 alloy steel feels much tougher than the standard stuff I used before. The hex socket drive bit seated cleanly without any wobble, and the zinc plating gives them a nice, uniform finish that should resist rust in my shop. Ex