Description
Overview
The GRK Caliburn Concrete Screw 400-Pack (55778) is designed for hardware and tool applications requiring reliable fastening into concrete and similar substrates. Manufactured by GRK Fasteners, this bulk pack provides 400 professionally engineered concrete screws in a 19/64″ x 3-1/2″ dimension, suited for high-volume job-site use.
Technical Specifications
| MPN | 55778 |
|---|---|
| Brand | GRK Fasteners |
| Screw Diameter | 19/64″ |
| Screw Length | 3-1/2″ |
| Pack Quantity | 400 pieces |
| Package Weight | 19.99 lbs |
| Category | Hardware > Tools |
Technical Features
- Patented thread design: Engineered specifically for driving into concrete and similar materials, reducing drive resistance and installation effort.
- 19/64″ diameter x 3-1/2″ length: Provides a defined fastener profile suited to standard concrete anchoring depths and load requirements.
- 400-piece bulk pack: Minimizes resupply interruptions on high-volume or multi-phase job sites.
- Professionally engineered construction: Designed by GRK Fasteners to meet the demands of trade and professional installation environments.
Applications
- Fastening into poured concrete, concrete block, and similar masonry substrates.
- High-volume commercial and residential construction projects requiring consistent, reliable concrete anchoring.
- Professional trade applications where bulk fastener availability and driving ease are critical to workflow efficiency.
Reviews
There are no reviews yet.