Screw covers and bolt caps, spec'd for 50 years.
Pro-Dec manufactures Snap-Caps screw covers, Hex-Caps bolt caps, and the press-on screw caps and hole plugs — Made in the USA since 1976, stocked in Houston, shipped the same day you order.

Spec Snap-Caps screw covers into your product.
Color matching to your line, scheduled releases, and fifty years of field history behind the part you're specifying.
Match Your FastenerStock the screw cover line your customers already ask for.
Published pricing with volume breaks that reward what you actually move. Our stock depth sits behind you, so you carry the movers and nothing else.
See Volume PricingBuilt into the products you already make.

Cabinetry & millwork
Finished screw heads on face frames and panels, color-matched to your door line.

Home construction & remodeling
Trim, stair parts, decking and railing — a finished head instead of a plugged hole.

Marine & boating
Covers that stay seated through weather, wash-down and UV, then pop out for service.

RV & trailer
Interior and exterior fasteners finished clean on the line, not out on the lot.

Aviation
Light, low-profile covers on interior panels and trim, spec'd by name for decades.

Equipment & enclosures
Field-serviceable covers that pop out and reseat without damaging the panel.
Furniture & fixtures
A clean finish on visible fasteners, with no rework at final assembly.
Signage & displays
Mounting hardware kept out of the sightline on a finished face.
Store fixtures
Shelving and gondolas that get rebuilt often and still look new.
Playground & outdoor
Exposed screw heads capped and holding through sun, rain and handling.
Agricultural equipment
Covers that stay seated through wash-down, sun and constant vibration.
Modular & manufactured housing
Volume trim and panel work finished on the line, at production speed.
The full line of screw covers and bolt caps — all of it on the shelf.
Seven families of screw covers, bolt caps and hole plugs. Every standard size and color held in Houston, and prices published on every product page — no quote, no account, no waiting.
| Product icon | PRODUCT | SCREW FIT | FASTENER TYPES | COLORS | AVAILABILITY |
|---|---|---|---|---|---|
| Hinge Snap-Caps hinged screw covers | #6, #8, #10 · M3, M4, M5 | Round, pan, truss, rivet | 20 colors | In stock | |
| Snap-Caps snap-on screw covers | #6, #8, #10, #12, #14 · M3–M6 | Round, pan, countersunk | 64 colors + Electroplated | In stock | |
| Hex-Caps bolt covers and bolt caps | 3/8", 7/16", 1/2", 9/16" hex | Hex bolt and hex-washer | 3–5 colors + Electroplated | In stock | |
| Tap-Caps press-on screw caps | #8 countersunk | Phillips, Pozidriv (#2) | 27 colors | In stock | |
| Square-Drive Caps square-drive screw covers | Countersunk | Square-drive, Robertson (#2) | 11 colors | In stock | |
| Kappets screw and cover cap sets | #8 — screw included | Phillips, self-tapping AB | 28 cap colors | In stock | |
| Hole-Caps hole plugs and hole caps | 3/16" and 5mm holes | Hole plugs, not fasteners | 10 colors | In stock |
Screw covers molded in the USA. Stocked in Houston.
Domestic tooling, domestic resin, domestic warehouse. No overseas lead times, no container delays, and no minimum.
When you need more, they're already on the shelf.

In stock means in stock.
We hold inventory on every standard size and color. Orders placed by 4:00 PM CT ship the same business day.
Published pricing. Volume breaks for everyone.
Every price is on the site. The more you buy, the less each piece costs — no account to open, no quote to chase, nobody to call.
| QUANTITY | PRICE EACH |
|---|---|
| 1 – 24 | $0.15 |
| 25 – 99 | $0.10 |
| 100 – 249 | $0.08 |
| 250 – 999 | $0.06 |
| 1,000 – 4,999 | $0.04 |
| 5,000 – 49,999 | $0.03 |
| 50,000+ | $0.02 |
Every line follows the same break structure. Per-piece prices differ by product — the exact ladder is published on every product page.
Send us the assembly. We'll tell you which cap.
Photo, drawing, or screw spec — we'll confirm the fit and get back to you.
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