GRK 3/8 in. x 3-1/8 in. Top Star™ Adjustable Shim Screws, 100 Count
Top Star™ Adjustable shim screw is a screw within a screw that allows you to install wooden doors or windows without the use of shims. The quick and easy system reduces labor and allows for a hassle-free adjustment to ensure plumb installation.
The 4-point top sleeve provides a secure hold into the frame, while the GRK Star Drive bit is used to make the adjustments needed for a perfect, shim-free installation.
$229.99
each
- 4-Point 3/8 in.Diameter Threaded Sleeve: Provides a secure hold in your wooden frame
- Micro-Adjustments: Allow for a plumb installation
- Recessed Star Drive: Eliminates stripping for improved productivity
- Zinc plated for shim-free installation
- Use with GRK’s Top Star Crown and T-15 Star Bit System
| Series/Sub-Brand | Top Star |
|---|---|
| Type | Shim Screws |
| Length | 3-1/8 in. |
| Diameter | 3/8 in. |
| Drive Type | Star T-15 |
| Brand | GRK |
| Color Family | Silver |
| Finish | Zinc |
| Material | Steel |
| Pack Size | 100 Count |
| Manufacturer Code | 20161 |
Applications: Insluation, Windows, Wood Doors, Paneling, Built-in waa units, Cabinets
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