5.5mm (No.12) x 70mm, Countersunk Self Drilling Screw (TEK), BZP, DIN 7504

70mm countersunk self drilling screw

Reliable countersunk self drilling screws with a drill-like tip allowing the screw to create its own pilot hole. Combined with a self-tapping thread allows improved holding power and a countersunk head for a flush finish.

Known as TEK screws they are manufactured with a Phillips countersunk head for installation with a range of standard tools.

Manufactured from steel with a bright zinc plating (BZP) for a medium level of corrosion and conforms to DIN 7504 standards.

A great combination that makes for a versatile screw when ease of installation, speed, and reliability are needed.

70mm self drilling screw specification

• Thread Diameter (TD): 5.5mm
• Length (L): 70mm
• Head Width (H): 10.8mm
• Drive type (DT): Phillips
• Material: Steel
• Finish: Bright zinc plated (BZP)
• Conforms: DIN 7504

Part of a growing range of self-drilling screws with a countersunk head held in stock with various lengths available.

Note - Drill point wander is a possibility with the self-drilling screws, but this can be eliminated by using a very quick centre punch indent.

Why choose Fusion Fixings?

Fusion Fixings is a family run business with over 40 years’ experience in the construction and fixings industry. Our aim is to bring you an extensive and growing range of fixings and fasteners at competitive prices, with many products benefiting from bulk purchase discounts. This is combined with a growing number of products being held in stock.