Made of?304 Stainless Steel?in silver tone, the thread size is?M5 x 30mm. You can tighten these a little better than the regular oval head screws with the extra wide wings. Used widely in the home and office appliance, communication equipments, ship assembly and other machinery industry.
Weight: 43; Package Content: 5pcs x Wing Butterfly Screw
Overall Size: 42 x 20 x 10mm/1.7" x 0.8" x 0.4"(L*W*T); Main Color: Silver Tone