SPAX #9 X 2-1/2" Exterior Flat Head Deck Wood Screws Construction Torx T-Star plus (Pack of 5/545 Total /109 EA Pack) Bit Included Rust Resistant
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5% off when you buy 4 or more.
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Get 5% off your next purchase.
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Enjoy free delivery on orders above A$300.
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Orders are processed and shipped from Victoria, Australia.
3-6 days (Domestic)
30-Day Return Guarantee
Confidence-backed purchases with 30-day return support.
- Check out our Threads: Our patented thread serration technology allows the screw to be driven faster, easier to install, and reduces splitting in wood. Let the SPAX FACTOR take some of the hassle out of your next project.
- 4 Cut Screw: No required pre-drilling in wood. Be more efficient on the job by eliminating time consuming steps with self-drilling SPAX UNIQUE 4CUT POINT technology wood screw.
- T-Star Plus: T-star plus drive provides superior bit engagement. Better bit engagement means quicker installation with less effort. Welcome to the world of one-hand overhead driving.
- Carbon Steel Screw: The SPAX proprietary HCR-X coating allows this screw to be used on both interior and exterior applications. Not recommended for Cedar or Redwood.
- Heat Treated Grade 5 Durability: Stay Stronger for Longer! Heat Treated Grade 5 Durability. Subjecting the screw to heat treating gives greater strength and reduces breakage. Tested under the toughest scenarios to give you confidence in every connection.
Product Description
| Countersinks screw head flush with material. | Allow for quicker, easier fastening. | Prevents splitting and requires no pre-drilling in wood. | "The PRO's Choice" drive system provides superior bit engagement, eliminates camming out and facilitates overhead driving. |
| Customer Reviews | 5.0 out of 5 stars 4 | — | — | 5.0 out of 5 stars 2 | 5.0 out of 5 stars 1 |
|---|---|---|---|---|---|
| Price | $29.99$29.99 | $54.99$54.99 | $109.99$109.99 | $59.99$59.99 | $66.50$66.50 |
| Usage | Exterior | Interior | Exterior | Interior | Interior |
| Coating | HCR-X | Yellow Zinc | HCR-X | Zinc | Yellow Zinc |
| Drive System | T-Star+ | T-Star+ | T-Star+ | Square, Phillips | Square, Phillips |
| Available Diameters | #8, #9, #10, #14 | #8, #9, #10, #14 | #8, #10 | #6, #8, #10 | #6, #8, #10 |
| Available Lengths | 1-1/4" - 4-3/4" | 1-1/4" - 4-3/4" | 1-1/4" - 3" | 1/2" - 3-1/2" | 1/2" - 3" |
| Material Usage | Multi-material (wood, masonry, concrete, plastic, sheet metal) | Multi-material (wood, masonry, concrete, plastic, sheet metal) | Multi-material (wood, masonry, concrete, plastic, sheet metal) | Multi-material (wood, masonry, concrete, plastic, sheet metal) | Multi-material (wood, masonry, concrete, plastic, sheet metal) |
| Features | Designed for use in multiple material connections and to countersink in treated lumber for a clean-flush finish and provides a quick and easy installation. | Designed for use in multiple material connections and to countersink in treated lumber for a clean-flush finish and provides a quick and easy installation. | Designed for use in multiple material connections and with a low profile large diameter wafer head for applications requiring additional surface area under the head. | Designed for use in multiple material connections. Unidrive combination head can be used with either Phillips or square drive bit. | Designed for use in multiple material connections. Unidrive combination head can be used with either Phillips or square drive bit. |
Package Dimensions:
(n/a)
Specification:
| Item model number | 4191670450604 |
| Point Style | Cupped Point |
| Material | Alloy Steel, Carbon Steel |
| Drive System | Torx |
| Head Style | Flat |
| Exterior Finish | Steel |
| Manufacturer | SPAX |
Shipping & Delivery
At SecretGreen, we aim to deliver your order as quickly and safely as possible.
Domestic Shipping :
Orders are typically delivered within 3–6 business days.
International Shipping:
Estimated delivery time is 12–26 business days, depending on the destination and customs processing.
You will receive a tracking number once your order has been dispatched. Delivery times may vary during holidays or due to unforeseen delays.







