Fastener Shim Screw
GRK Fasteners Top Star Adjustable Shim Screws
Installation of of wooden doors and windows without shims
Official Materials
Case-hardened carbon steel with zinc electroplate coating
Official Suggested Use
Installation of of wooden doors and windows without shims
Hero Heading
For Plumb installation of wooden doors and windows. No more shims!
Hero Summary
Feature Summary
4-Point 3/8" Diameter Threaded Sleeve, Micro-Adjustments, Recessed Star Drive, Additional Features, Zinc plated for shim-free installation, Use with GRK’s Top Star Crown and T-15 Star Bit System
Applications
Insulation, Windows, Wooden Doors, Additional Applications, Paneling, Built-in wall units, Cabinets
Shared Specifications
All models| official_materials | Case-hardened carbon steel with zinc electroplate coating |
| official_suggested_use | Installation of of wooden doors and windows without shims |
| hero_heading | For Plumb installation of wooden doors and windows. No more shims! |
| hero_summary | |
| feature_summary | 4-Point 3/8" Diameter Threaded Sleeve, Micro-Adjustments, Recessed Star Drive, Additional Features, Zinc plated for shim-free installation, Use with GRK’s Top Star Crown and T-15 Star Bit System |
| applications | Insulation, Windows, Wooden Doors, Additional Applications, Paneling, Built-in wall units, Cabinets |
| warranty_note | GRK warranty page; no line-specific term stated on the official product page. |