![GRK Fasteners TOP STAR 20161 Shim Screw, 3/8 in Thread, 3-1/8 in L, Flat Head, Star Drive, Steel, Zinc, 100 BX [SKU: ORG4052445]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/600x600/products/72591/70929/4052445__78801.1692630510.jpg?c=1 "GRK Fasteners TOP STAR 20161 Shim Screw, 3/8 in Thread, 3-1/8 in L, Flat Head, Star Drive, Steel, Zinc, 100 BX [SKU: ORG4052445]")
Product Overview
Recessed star drive zero stripping, with six points of contact, Micro-adjustments allow for an absolutely plumb installation, For plumb installation of wooden doors and windows. [QTY/UOM: 100 / 1PK]
![GRK Fasteners TOP STAR 20161 Shim Screw, 3/8 in Thread, 3-1/8 in L, Flat Head, Star Drive, Steel, Zinc, 100 BX [SKU: ORG4052445]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/1280x1280/products/72591/70929/4052445__78801.1692630510.jpg?c=1 "GRK Fasteners TOP STAR 20161 Shim Screw, 3/8 in Thread, 3-1/8 in L, Flat Head, Star Drive, Steel, Zinc, 100 BX [SKU: ORG4052445]")
![GRK Fasteners 10083 Cabinet Screw, #8 Thread, 3-1/8 in L, Washer Head, Star Drive, Steel, 1000 BX [SKU: ORG2816361]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/59837/58850/2816361__51800.1692626730.jpg?c=1 "GRK Fasteners 10083 Cabinet Screw, #8 Thread, 3-1/8 in L, Washer Head, Star Drive, Steel, 1000 BX [SKU: ORG2816361]")
GRK Fasteners
![GRK Fasteners RSS 10287 Structural Screw, 3/8 in Thread, 8 in L, Washer Head, Star Drive, Steel, 300 BX [SKU: ORG2816254]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/72575/70913/2816254__35810.1692630504.jpg?c=1 "GRK Fasteners RSS 10287 Structural Screw, 3/8 in Thread, 8 in L, Washer Head, Star Drive, Steel, 300 BX [SKU: ORG2816254]")
GRK Fasteners
![GRK Fasteners RSS 10221 Structural Screw, 3/8 in Thread, 3-1/8 in L, Washer Head, Star Drive, Steel [SKU: ORG2816247]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/72574/70912/2816247__74418.1692630504.jpg?c=1 "GRK Fasteners RSS 10221 Structural Screw, 3/8 in Thread, 3-1/8 in L, Washer Head, Star Drive, Steel [SKU: ORG2816247]")
GRK Fasteners
![GRK Fasteners 12083 Cabinet Screw, #8 Thread, 3-1/8 in L, Coarse Thread, Washer Head, Star Drive, Steel, Yellow Zinc [SKU: ORG5149786]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/59845/58858/5149786__31150.1692626733.jpg?c=1 "GRK Fasteners 12083 Cabinet Screw, #8 Thread, 3-1/8 in L, Coarse Thread, Washer Head, Star Drive, Steel, Yellow Zinc [SKU: ORG5149786]")
GRK Fasteners
![GRK Fasteners RSS 10137 Structural Screw, #10 Thread, 3-1/8 in L, Washer Head, Star Drive, Steel, 800 BX [SKU: ORG2816296]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/72562/70900/2816296__72499.1692630500.jpg?c=1 "GRK Fasteners RSS 10137 Structural Screw, #10 Thread, 3-1/8 in L, Washer Head, Star Drive, Steel, 800 BX [SKU: ORG2816296]")