Evolution IS220 are self-drilling screws for fixing rigid insulation boards to steel and timber. Used in conjunction with insulation retaining washers.
Used in conjunction with retaining washer
Head Style: Bugle
Bit Type: Philips No. 2
Thread Type: Intermediate proprietary self tapping thread
Material: Carbon Steel (C1022 grade)
CE Marked - EN 14566 & Eur. reg. No. 305/2011