Pan Framing Head Phillips Self-Drilling Screws
Drill-point pan framing screw for steel-to-steel framing in heavier gauges.
This is the drill-point sibling of the pan framing tapping screw. The head is the same low profile that keeps a board line flat, but the point cuts its own hole, which is what you need once the steel gets thick enough that a sharp point would simply push the sheets apart rather than pierce them.
The practical boundary between the two is thickness and whether the hole already exists. Pre-punched track and thin gauge take the sharp point; structural track, doubled studs and anything a sharp point struggles to start take the drill point.
Why buyers choose it
- Cuts its own hole in steel too thick for a sharp point to start
- Low framing head keeps the board plane flat over the fixing
- No pre-drilling pass, so one operation instead of two
- Carbon steel or stainless steel with the full plating range
Send the total steel thickness the point has to pass through, the head style and the exposure and the size will be confirmed against the closest standard before quoting. Samples of this item are free of charge.
Specification
| Standard | ASME, IFI, DIN, ISO and others |
|---|---|
| Size | Standard & non-standard, support customized |
| Material | Carbon Steel, Stainless Steel and others |
| Grade / Class | SAE J429 Gr.2, 5, 8; ASTM A307 Gr.A, Class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 and others |
| Thread | UNC, UNF |
| Finish | Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black, H.D.G and others |
| Packing | Bulk in cartons on wood pallet or according to customer special demand |
| Supply Ability | About 2,000 tons per month |
| Minimum Order | 500 kg |
| Trade Term | FOB/CIF/CFR/CNF/EXW/DDU/DDP |
| Payment | T/T, L/C, D/A, D/P, Western Union, MoneyGram and others |
| Market | South & North America/Europe/East & South East Asia/Australia and Africa and others |
Specification as published by Haiyan Ehons Industrial Co., Ltd.. Drill capacity is set by the point supplied; state the total steel thickness on the enquiry.
Technical detail
| Standards | Produced to ASME, IFI, DIN and ISO references. |
|---|---|
| Thread | UNC and UNF. |
| Material | Carbon steel or stainless steel. |
| Grade | SAE J429 Gr.2, 5 and 8; ASTM A307 Gr.A; property classes 4.8, 5.8, 6.8, 8.8, 10.9 and 12.9. |
| Finish | Plain, zinc plated in clear, blue, yellow or black, black, and hot dip galvanised. |
Problems this screw solves
Sharp points fail in thicker steel
Beyond a certain gauge a sharp point walks and then separates the sheets. A drill point cuts through both before the thread engages.
A separate drilling pass slows the job
One operation replaces two, and there is no misalignment between the drilled hole and the screw.
Standard pan heads sit too proud
The framing profile keeps the head low enough for board to sit flat afterwards.
Where it is used
- Steel-to-steel framing connections in heavier gauge track
- Fixing through doubled studs at door and window openings
- Attaching brackets and hangers to structural light steel
- Retro-fitting into existing steel framing where no hole exists
Who buys it
Light steel frame contractors, drywall subcontractors working on structural framing, and fastener distributors supplying both point types from one range.
Quality control priorities
Drill point flute geometry and case hardness are the controlling checks on this item. A point that is soft burnishes instead of cutting and burns out in the hole; one that is over-hardened snaps. Hardness is tested after heat treatment on samples from every batch.
Customisation
Drill capacity is set by point length and flute design, so state the total steel thickness the screw has to pass through when ordering. Where a customer runs a collated driver, mention it, because collation affects the shank tolerance.
How it compares
Against the pan framing tapping screw
Identical head, different point. This one drills; that one pierces and taps.
Against a hex washer head drill-point screw
The hex washer version drives with a socket and can carry a sealing washer. This one has a low head for board work.
Against a modified truss head drill-point screw
The truss head is wider for soft material. The framing head is lower for board.
Installation notes
Let the point cut
Steady pressure, moderate speed. Pushing hard overheats the point and destroys the case.
Match the point to the stack thickness
State the combined steel thickness at order stage so a #2 or #3 equivalent point is supplied.
Clear swarf before board goes on
The drill point produces a small curl of steel. Brush it off or it sits under the board.
Use plated or stainless by exposure
Carbon steel with plating for dry interiors; stainless where humidity is constant.
Frequently asked questions
When should I use a drill point instead of a sharp point?
What is the maximum steel thickness these will drill?
Are stainless steel versions available?
What finishes can I order?
What is the minimum order?
Which trade terms do you use?
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Packed bulk in cartons on wood pallet or according to customer special demand. On FOB/CIF/CFR/CNF/EXW/DDU/DDP terms. Minimum order 500 kg for this item.