SQ2 Double-Thread Countersunk Deck Screw with Type 17 Point
The SQ2 Double-Thread Countersunk Deck Screw with Type 17 Point is specified for deck boards, timber joints, plywood, particleboard, and general wood-to-wood assembly. Its high-low double-thread design includes deep high threads and low threads for pull-down force and anti-loosening engagement. The screw has a countersunk head with countersink ribs, plus a Type 17 cutting point or flute. It is available in the listed materials and finishes, with size families ranging from #6–#14 plus 8 mm and 10 mm.
Key Features
- High-low double coarse thread
- Deep high threads improve pull-down force
- Low threads add anti-loosening engagement
- Type 17 cutting point reduces pre-drilling
- Countersink ribs assist flush seating
- SQ2 square drive
Technical Specifications
| Product name | SQ2 Double-Thread Countersunk Deck Screw with Type 17 Point |
|---|---|
| Model | CS7931SQ-CRDT-TY17 |
| SKU | CS7931SQ-CRDT-TY17 |
| Material | 316 Stainless Steel; Carbon Steel; 304 Stainless Steel (A2); 316 Stainless Steel (A4) |
| Drive type | SQ2 Square Drive |
| Thread type | High-Low Double Coarse Thread |
| Finish | Zinc Plated; Nickel Plated; Painted |
| Head style | Countersunk Head (Single/Double Taper) |
| Point type | Type 17 Cutting Point / Flute |
| Features | Countersink Ribs; High-Low Double Thread |
| Size range | #6–#14 plus 8 mm and 10 mm families; standard and custom length ranges are listed in the catalogue |
| Category | Screws, Wood & Deck Screws |
Applications
- Deck boards
- Timber joints
- Plywood
- Particleboard
- General wood-to-wood assembly
Frequently Asked Questions
What is the model of this deck screw?
The model is CS7931SQ-CRDT-TY17.
What drive does this screw use?
It uses an SQ2 square drive.
What point type does this screw have?
It has a Type 17 cutting point or flute.
What thread type is specified?
The specified thread type is high-low double coarse thread.
What materials are listed for this screw?
Listed materials are 316 Stainless Steel, Carbon Steel, 304 Stainless Steel (A2), and 316 Stainless Steel (A4).
What finishes are listed?
Listed finishes are zinc plated, nickel plated, and painted.
Request a Quote
Contact CH Fasteners with the SKU, required quantity and application details for product matching and quotation.
Product FAQ
What is SQ2 Double-Thread Countersunk Deck Screw with Type 17 Point used for?
SQ2 Double-Thread Countersunk Deck Screw with Type 17 Point belongs to Screws, Wood & Deck Screws and should be selected according to the linked product page, visible specifications and project requirements. The product SKU/model is CS7931SQ-CRDT-TY17.
Can SQ2 Double-Thread Countersunk Deck Screw with Type 17 Point be matched by sample, drawing or photo?
Yes. CH Fasteners can support product matching based on samples, drawings, photos, dimensions, materials, finishes and application requirements before quotation or ordering.
Can CH Fasteners supply SQ2 Double-Thread Countersunk Deck Screw with Type 17 Point for distributors or OEM buyers?
CH Fasteners can prepare this product for distributors, importers, hardware retailers and OEM buyers according to the existing product record, packaging requirements and order details.
What information is needed to quote SQ2 Double-Thread Countersunk Deck Screw with Type 17 Point?
Please send the SKU or product link, quantity, destination, packaging needs and any matching details. Available product details include Material: 304 Stainless Steel (A2), 316 Stainless Steel, 316 Stainless Steel (A4), Carbon Steel; Drive Type: SQ2 Square Drive, Square Drive; Thread Type: Coarse Thread, Fine Thread, High-Low Double Coarse Thread; Finish: Nickel Plated, Painted, Zinc Plated. Final specifications, MOQ, lead time and price must be confirmed before ordering.














