Grk Fasteners

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

Add to Wish List
In stock
: 2
SKU
OG4052445
$232.94
GRK's adjustable Top Star™ 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.
  • Recessed star drive zero stripping, with six points of contact
  • Recessed star drive zero stripping, with six points of contact
  • Micro-adjustments allow for an absolutely plumb installation
See More
- +
GRK's adjustable Top Star™ 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.
  • Recessed star drive zero stripping, with six points of contact
  • Recessed star drive zero stripping, with six points of contact
  • Micro-adjustments allow for an absolutely plumb installation
Bestseller More products