Use GRK Bit T-40
Unique Caliburn Thread Design
Patented Climatek Coated
Pre-Drill with 1/4-Inch bit
Case Hardened Steel

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 3.4 inch
Height : 1.4 inch
Length : 7.5 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 0 ounce (View shipping rates and policies)

ASIN : B001PCXH20

Product Description

Drive Style: Star. Self Tapping. Diameter: 19/64 in. Length: 5 in. Finish: Yellow Zinc. Size: 19/64 x 5 inch. Material: Steel. Unit of Measurement: SAE. Indoor and Outdoor. Color: Yellow. Number in Package: 25 pc. Head Type: Bugle. Self Drilling. Thread Type: Self Tapping. Zero stripping with six points of contact. Aggressive heavy duty threads lock into concrete and can be removed and reinserted without screw damage. ESR-3251 approved for use in anchoring to concrete. Caliburn XL washer head designed for superior holding power. Climatek coating is AC257 code approved for use in treated lumber.