10 x 2-1/2 GRK R4 in. Multi-Purpose Flat-Head, 305 SS, Star
10 x 2-1/2 GRK R4 in. Multi-Purpose Flat-Head, 305 SS, Star
The GRK R4™ screws have some of the most advanced technology around for faster screw driving with a whole lot less effort and no pilot holes required.
Pilot holes are only needed if the building-material manufacturer requires it. Always check with the manufacturer's literature for installation recommendations.
FEATURES
- Patented nib design under the head acts like a saw blade with six self-contained cutting pockets enabling countersinking in even exotic hardwoods.
- Extremely aggressive threads enable screws to penetrate fibrous material like OSB.
- Screws 2 inch and longer have a four-threaded portion that enlarges the hole, reducing friction and increasing the drawing strengthÂÂÂ
- Screws can be used in all woods and plastic applications without shredding or cracking the surface.
- Screws can be used in all woods and plastic applications without shredding or cracking the surface. The 90 °; angle under the screw head fits perfectly into pre-countersunk holes for hardware brackets.
- Star Drive Recess
Stated lengths are soft conversions from metric lengths
| SIZE (#8, #10 ...) | #10 |
|---|---|
| LENGTH | 2-1/2 in. |
| MATERIAL | Stainless Steel, 304 & 305 |
| RECESS TYPE | Star / Torx |
| HEAD | Flat |
| POINT TYPE | Self Drilling Wood |
| BRAND | GRK |
| RECESS SIZE | T-25 |
| QUANTITY | Assorted |
| RoHS Compliant? | No |
| SKU | 1024-R4S |
| Prop 65 |
|
WARNING: This product can expose you to chemicals such as copper, nickel, lead or chromium which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
WARNING: Drilling, sawing, sanding or machining wood products can expose you to wood dust, a substance known to the State of California to cause cancer. Avoid inhaling wood dust or use a dust mask or other safeguards for personal protection. For more information go to www.P65Warnings.ca.gov/wood.
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