1/4-20 Zinc Plated

Hex Washer Head Self Drilling Screw can drill up to 1/2" Thick material.
Available in Zinc Plated, 1,000 hour Salt Spray Test Dagger Guard Exterior Coating and Stainless Steel.
| Size | Hex Size | Point | Drilling Capacity |
| 1/4-20 x 1-1/2 | 3/8" | #5 | .175" - .500" |
| 1/4-20 x 2 | 3/8" | #5 | .175" - .500" |
| 1/4-20 x 2-1/2 | 3/8" | #5 | .175" - .500" |
| 1/4-20 x 3 | 3/8" | #5 | .175" - .500" |