Key Features
Clean Composite Finish The cap head, inverted upper threads, and tri-lobe thread design work together to limit mushrooming and clean out excess material. That means a neater finished deck surface with less cleanup after driving. Built for Quik Drive This Simpson Strong-Tie DCU234SBR01 composite collated screw is made for Quik Drive auto-feed screw driving systems. The collated format helps speed up deck board fastening compared to handling loose screws one at a time. Trex Approved This screw is an approved fastener for Trex composite decking. If you are matching fastener choice to deck board requirements, that approval matters.
Overview
The Simpson Strong-Tie DCU234SBR01 Deck-Drive DCU Composite Collated Screw is a #10 x 2-3/4 in. collated composite decking screw built for fast, clean installation of composite deck boards with a Quik Drive auto-feed system. This is a collated composite decking screw designed for fastening composite decking boards. Model Number: DCU234SBR01. For deck builders, remodelers, and contractors who want a cleaner finished surface and faster install speed, this screw is built around that job.
What makes this screw different from a basic deck screw is how it handles composite material. Simpson Strong-Tie uses a tri-lobe thread design to reduce damage to the board while driving, and the inverted upper threads help clear excess material so the top of the board finishes cleaner. The cap head is there for a reason too. It helps prevent mushrooming and material from pushing up above the deck surface, which is one of the main things installers are trying to avoid when working with composite boards.
The point and drive design matter just as much on the job. This DCU screw uses a Type-17 point for easier starts and a T20 6-lobe drive recess for solid bit engagement. In plain terms, that means the screw starts faster and the driver bit holds more securely while you are moving down the deck. When you are running a lot of fasteners in a day, that adds up to fewer slips, less wasted motion, and a more consistent finished look.
This version is made from carbon steel with Simpson’s Quik Guard coating for corrosion resistance and comes in Brown 01 to better blend with compatible composite decking colors. That color-matched head matters on exposed deck surfaces where every fastener is visible. Instead of a shiny fastener standing out across the whole deck, the head is meant to visually disappear better into the finished board.
The collated format is the real productivity play here. These screws are packaged in strips for use with Quik Drive auto-feed screw driving systems, specifically the Quik Drive PRO300SG2 listed by Simpson Strong-Tie for this model. If you are already on the Quik Drive platform, this is the kind of fastener that keeps installation moving without constantly reaching for loose screws. On repetitive deck board fastening, that means better pace and less fatigue.
Simpson also calls out this fastener as approved by Trex for Trex composite decking, which gives installers a clear answer when matching fasteners to board requirements. That is a big deal for pros who do not want callbacks over compatibility issues or finish problems. If the project spec, builder, or homeowner cares about using an approved composite deck screw, this one checks that box.
In terms of fit, this is best for deck builders, outdoor living contractors, remodelers, and serious DIY users installing composite decking and wanting the speed benefits of a collated screw system. It is especially useful when appearance matters as much as holding power, because the thread design, cap head, and color-matched finish are all aimed at giving composite boards a cleaner installed result. If you are driving by hand or with a standard loose-screw workflow, you will not get the main productivity benefit. If you are set up for Quik Drive, this is the right kind of fastening solution.
Drive Faster Across the Deck
This screw is built around one thing: moving through composite deck installation quicker without giving up finish quality. In a Quik Drive setup, the collated strip format keeps the next fastener ready so you can stay in rhythm instead of reaching for loose screws.
- Collated for use with Quik Drive auto-feed screw driving systems
- Compatible tool listed by Simpson Strong-Tie: Quik Drive PRO300SG2
Cleaner Results in Composite Boards
Composite decking can swell around the fastener head and leave a rough surface if the screw geometry is wrong. This one is designed specifically to reduce that problem and leave a smoother-looking deck face.
- Tri-lobe threads reduce damage to composite boards while driving
- Cap head helps prevent mushrooming for a cleaner finished surface
Made to Blend with the Board
On an exposed deck surface, head color matters. This DCU234SBR01 version uses the Brown 01 finish so the fastener head is less distracting once installed, which helps the deck look finished instead of spotted with obvious hardware.
- Color: Brown 01
- Available as a 1,000-count collated pack for production deck work
What’s in the Box
- (1000) Simpson Strong-Tie DCU234SBR01 #10 x 2-3/4 in. Deck-Drive DCU Composite Collated Screws
Driver, compatible Quik Drive tool, and bits are not included.
Key Specifications
| Screw Size | #10 |
|---|---|
| Length | 2-3/4 in. |
| Head Diameter | 0.230 in. |
| Drive Type | T20 6-lobe |
| Head Type | Cap Head |
| Thread Type | Tri-lobe Threads |
| Point Type | Type-17 Point |
| Material / Coating | Carbon steel with Quik Guard coating |
| Color | Brown 01 |
| Packaging Quantity | 1000 |
Compatibility
Drive System Designed for Quik Drive auto-feed screw driving systems. Compatible Tool Simpson Strong-Tie lists the Quik Drive PRO300SG2 as the compatible tool for this screw. Decking Material Designed for fastening composite decking boards. Approved Decking Brand Approved fastener by Trex for Trex composite decking.
Built For
Deck Building Composite Decking Outdoor Living Projects Remodeling General Contracting Trex Deck Installation Production Fastening Serious DIY Deck Work
Pro Tip
If you are using DCU plug solutions, Simpson Strong-Tie specifies the Quik Drive Auto-Set Driver Bit, model BITTX20-PL-RC3, with the depth set to maximum when countersinking. That helps you get the recess you need without guessing on depth.
Tool Nut’s Take
Tool Nut’s Take
Fast deck work without the ugly composite blowout
The Simpson Strong-Tie DCU234SBR01 Deck-Drive DCU Composite Collated Screw makes a lot of sense for installers who care about both speed and a clean-looking deck surface.
- Who it’s for: Deck builders and remodelers already running a Quik Drive system, plus serious DIY users doing full composite deck installs.
- Why it stands out: The collated format saves time, and the thread and head design are aimed at the stuff that actually matters in composite decking: easier starts, less board damage, less mushrooming, and a cleaner finish.
- Worth knowing: This is a system-specific fastener, so the value is highest when you are set up with the compatible Quik Drive tool. If you are not using that platform, you are paying for a benefit you will not fully use.
Common Questions
- What is this screw designed for? It is designed for fastening composite decking boards and is part of Simpson Strong-Tie’s Deck-Drive DCU composite screw line.
- Is this screw compatible with Trex decking? Yes. Simpson Strong-Tie lists it as an approved fastener for Trex composite decking.
- What tool does it work with? Simpson Strong-Tie lists the Quik Drive PRO300SG2 as the compatible tool for this collated screw.
- What size and quantity is this pack? This model is a #10 x 2-3/4 in. screw and the package quantity is 1000.
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