Wafer Head (Modified Truss) Self-Drilling Screw

Large, low-profile wafer or modified truss head self-drilling screw for steel stud framing, metal-to-metal fastening and attaching thin sheet where a flat head is needed under drywall or trim.

Standard: DIN 7504 (form M type)
Equivalents: Modified truss head (US)
Sizes: #8 – #10 (4.2 – 4.8 mm)
Lengths: 13 – 50 mm
Grades: Case hardened
Materials: Carbon steel C1022
Thread: ST tapping thread
MOQ: 500 pcs per size (negotiable for trial orders)

Finishes

Finish	Applied	Notes
Zinc plated	Our own line	Clear/blue, yellow or black passivation
Zinc-nickel	Our own line	12–15 µm, clear or black passivation; 1,000 h (12 µm) to 1,440 h (15 µm) neutral salt spray

For property class 10.9 and above, choose zinc flake, or zinc-nickel with hydrogen-embrittlement relief agreed at order stage.

Applications

Steel stud framing
Track-to-stud connections
Light gauge steel

Ordering terms

MOQ: 500 pcs per size (negotiable for trial orders)
Mixed sizes: Welcome in one order
Samples: Samples available — cost and lead time quoted per request
Lead time: 15–25 days for standard parts; finishes such as HDG or Dacromet add a few days
Payment: T/T 30% deposit, 70% before shipment
Shipping: FOB Ningbo / CIF / DDP on request
Packaging: Cartons on pallets, or private-label boxes and bags
Documents: Material certificate, coating thickness and salt-spray reports on request
Custom: Drawings, non-standard sizes, coatings, marking and private-label packaging

Request a quote for Wafer Head Tek Screw

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Wafer Head (Modified Truss) Self-Drilling Screw

Features

Finishes

Applications

Ordering terms

Request a quote for Wafer Head Tek Screw

Thank you! We will reply within 24 hours.

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