Introduction

TIMCO Self Drilling Construction Screw for Heavy Section Steel with or without EPDM Washer Bi-Metal Exterior Zinc -Choose Size

• Used for attaching metal to heavy gauge steel (max 12mm) without the need to pre-drill a hole
• Bi-Metal: Hardened carbon steel drill tip fused on to an A2-304 Austenitic Stainless Steel body
• Exterior: Exterior plating gives a reliable and durable corrosion resistant coating which resists 500 hours salt-spray

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.5
• Socket Size: 8.0 mm
• Max Drilling Thickness: 12 mm
• EPDM Washer: 16.0 mm (only when EPDM screws are selected)

Available Sizes (Effective Thread Length):

• Bi-Metal Silver Organic:
  • 5.5 x 38 mm – 100 Screws Box (17 mm)
  • 5.5 x 38 mm – 100 Screws Box – 16 mm EPDM Washer (14 mm)
  • 5.5 x 55 mm – 100 Screws Box (34 mm)
• Exterior Silver Organic:
  • 5.5 x 32 mm – 100 Screws Box (13 mm)
  • 5.5 x 32 mm – 100 Screws Box – 16 mm EPDM Washer (10 mm)
  • 5.5 x 38 mm – 100 Screws Box (19 mm)
  • 5.5 x 38 mm – 100 Screws Box – 16 mm EPDM Washer (16 mm)
  • 5.5 x 55 mm – 100 Screws Box (36 mm)
  • 5.5 x 55 mm – 100 Screws Box – 16 mm EPDM Washer (33 mm)
  • 5.5 x 65 mm – 100 Screws Box (46 mm)
  • 5.5 x 65 mm – 100 Screws Box – 16 mm EPDM Washer (43 mm)
  • 5.5 x 80 mm – 100 Screws Box (56 mm)
  • 5.5 x 80 mm – 100 Screws Box – 16 mm EPDM Washer (53 mm)
  • 5.5 x 100 mm – 100 Screws Box (56 mm)
  • 5.5 x 100 mm – 100 Screws Box – 16 mm EPDM Washer (53 mm)
  • 5.5 x 38 mm – 100 Screws Bag – 16 mm EPDM Washer (16 mm)
• Zinc:
  • 5.5 x 32 mm – 100 Screws Box (13 mm)
  • 5.5 x 32 mm – 100 Screws Box – 16 mm EPDM Washer (10 mm)
  • 5.5 x 38 mm – 100 Screws Box (19 mm)
  • 5.5 x 38 mm – 100 Screws Box – 16 mm EPDM Washer (16 mm)
  • 5.5 x 55 mm – 100 Screws Box (36 mm)
  • 5.5 x 55 mm – 100 Screws Box – 16 mm EPDM Washer (33 mm)
  • 5.5 x 65 mm – 100 Screws Box (46 mm)
  • 5.5 x 65 mm – 100 Screws Box – 16 mm EPDM Washer (43 mm)
  • 5.5 x 80 mm – 100 Screws Box (56 mm)
  • 5.5 x 80 mm – 100 Screws Box – 16 mm EPDM Washer (53 mm)
  • 5.5 x 100 mm – 100 Screws Box (56 mm)
  • 5.5 x 100 mm – 100 Screws Box – 16 mm EPDM Washer (53 mm)
  • 5.5 x 32 mm – 100 Screws Bag – 16 mm EPDM Washer (10 mm)
  • 5.5 x 38 mm – 100 Screws Bag – 16 mm EPDM Washer (16 mm)
  • 5.5 x 55 mm – 100 Screws Bag – 16 mm EPDM Washer (33 mm)
  • 5.5 x 80 mm – 100 Screws Bag – 16 mm EPDM Washer (53 mm)