The screws are using self tapping specially hardened steel screw. W-Cut thread design as zip tip. climatek coated. sharp threads and points to built in washer for interior or exterior use and its ideal for use in anchoring to concrete or wood to concrete applications including basement framing and sheds.
- Material: Steel
- Product Type: Structural Screws
- Driver Bit Included: No
- Diameter: 5/16 in.
- Self Drilling: Yes
- Indoor or Outdoor: Indoor and Outdoor
- Thread Type: Self Tapping
- Color: Yellow
- Packaging Type: Clamshell
- Self Tapping: Yes
- Brand Name: GRK Fasteners
- Drive Style: Star
- Callout Size: No. 20
- Length: 4 in.
- Finish: Climacoat
- Number in Package: 50 pk
- Head Type: Washer Head
- Discovery – Convenience.
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