Introduction

TIMCO Metal Stitching Screw for Sheet to Sheet 16mm EPDM Washer Bi-Metal Exterior Zinc – Choose Size

• Used for stitching sheet metal without the need to pre-drill a hole
• Self-drilling point and tapered shank, with a washered hexagon head

Bi-Metal (Silver Organic) – Corrosion Rating 4 out of 5: For industrial areas with a moderate salt atmosphere. Bi-Metal screws combine the utimate corrosion resistance of an A2 stainless steel fastener with the exceptional drilling performance of a hardened carbon steel drill tip.

Exterior (Silver Organic) – Corrosion Rating 3 out of 5: Use in urban and industrial areas with a low salt atmosphere. Exterior plating gives a reliable and durable corrosion resistant coating with resists 500 hours salt-spray.

Zinc – Corrosion Rating 1 out of 5: Use in clean, dry and low humidity environments. A bright zinc electrolytic plating with a clear toxin free finish

Specification:

• Head Type: Hex
• Point Type: Self Drilling No.2 Reduced
• Socket Size: 8.0 mm
• Max Drilling Thickness: 1.6 mm
• EPDM Washer: 16.0 mm
• Effective Thread Length: 9mm (22mm) | 12mm (25mm)