GRK Fasteners TOP STAR 20161 Shim Screw, 3/8 in Thread, 3-1/8 in L, Flat Head, Star Drive, Steel, Zinc, 100 BX

About This Item

• Recessed star drive zero stripping, with six points of contact
• Micro-adjustments allow for an absolutely plumb installation

Description

GRK’s adjustable Top Starâ„¢ shim screw, is in fact 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 hassle free adjustment to ensure plumb installation.

Unit: PK100

Specifications

• Applicable Materials: Wood
• Color: White
• Drive Type: Star
• Finish: Zinc
• Head Type: Flat
• Length: 3-1/8
• Material: Steel
• Package Quantity: 100 BX
• Thread Size: 3/8 in
• Type: Adjustable

Application: For plumb installation of wooden doors and windows

Manufacturer Part Number and UPC

MPN: 20161 – UPC: 772691201614