38 TEK SCREWS CLADDING & SIDING Miscellaneous Hex Head TECHNICAL Designed For: Fixing fibrous cement sheets to timber Head Style: Hexagonal Drive: 5/16” hexagonal Washer: BAZ type Thread Form: Single Material Grade: AISI C1022 Drill Point: Type 17 Effective Thread Length: Fully threaded Coating: 500hr Silver Evoshield® ✓ Evoshield Coating Designed For: Fixing timber batons, trunking, track and general components into concrete and masonry substrates. Also for fixing metal sheets to timber purlins Head Style: Hexagonal Drive: 5/16” hexagonal Thread Form: Single Drill Point: Type 17 Material Grade: Zinc ✓ Zinc Coating 2002/95/EC EUROPA EN 15592