MATERIAL: Screws made of high quality 410 stainless steel, washer made of 304 Stainless Steel and neoprene, not easy to rust.
SIZE: #10 (4.8mm); length(not include hex head): 1"(25mm); hex head size: 8x4.2mm / 0.31" x 0.17".
SUITABLE FOR: Home, office, industry and other places metal, wood, plastics, and other similar materials, self drilling tips avoid pre-drilling holes. such as construction, manufacturing, engineering, assembly and so on.
Advantages: anti-leakage and loosening, especially suitable for use on roofs and other places.

WHAT YOU WILL GET:
#10x1'' Screws------------100Pcs
#10 EPDM Washer--------100Pcs

NOTE:
Due to the difference between different monitors, the picture may not reflect the actual color of the item.
WARM TIPS:
Products contain small parts, please do not let children play, to prevent inadvertent swallowed.
CUSTOMERS SERVICE:
We will support lifetime garrantee and 100% money back for your problem, in addition, we offer 24H always online service, welcome to come to us if you need help.