GRK 772691361011 9 by 2-Inch 1/2 Containing 1pail Equal to 365 Screws Trim SS Propack Product Description GRK's TRIM RT head composite screws are an excellent choice to prevent the dimple or mushrooming affect that sometimes appears. The reverse thread design is available with lengths from 2-inch to 3-1/8-inch. Most material splitting is prevented by the Trim head screw's small head and W-cut thread design. Pre-drilling is usually only necessary in extreme hardwoods like Mahogany or Ipe'. Some sizes are availabele in PHEINOX stainless steel. From the Manufacturer GRK's TRIM RT head composite screws are an excellent choice to prevent the dimple or mushrooming affect that sometimes appears. The reverse thread design is available with lengths from 2-inch to 3-1/8-inch. Most material splitting is prevented by the Trim head screw's small head and W-cut thread design. Pre-drilling is usually only necessary in extreme hardwoods like Mahogany or Ipe'. Some sizes are availabele in PHEINOX stainless steel. Features PHEINOX 305 Stainless Steel Bit size for #8 T-10 Yellow, #9 T-15 Red Limited lifetime warranty against staining and rusting Self-tapping screws ISO certified USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.