Hex Flange Head Self Drilling Screws Roofing Tek Screws

Name

Hexagon Flange Head Self Drilling Screws

Hex Washer Head Tek Self Drilling Screws with EPDM Washer

Standard

GB/T 15856.2, DIN 7504K, ISO 15480

Size

ST4.2 ~ ST6.3

#8 ~ #14

Length

16mm ~ 150mm

Grade

Hardened carbon steel, A2-70, A4-80, 410 stainless steel

Material

Carbon steel, Stainless steel 410 304 316

Surface

Blue white zinc, color zinc, black dacromet, passivated bright stainless finish 

Specification