Strong-Point 4RT314 - 1/4-20 x 3-1/4" Flat Head Reamer Stainless Screw, 800ct
Strong-Point 410 Stainless Steel Star Drive Flathead Reamer w/Wings, Strong-Shield Coated, 1/4-20 x 3-1/4, #4 Point, Box of 800
Application: Attaches wood to metal.
Installation: A standard screw gun with torque limiting nose piece set at a maximum of 2000 RPM drive speed recommended. Use a T-30 Star drive bit. Do not over torque as it can cause the head to snap or stripping of the recess. Installed fasteners must penetrate a minimum of three full threads beyond the metal structure.
Features:
- Used for attaching lumber, composites, floor board, deck board, and more to steel
- Wings ream hole in wood preventing "jacking action"
- Strong-Shield coating exceeds 1,000/hr. salt spray resistance
- Designed to work with ACQ, pressure, and fire treated lumber
- Rust/Acid Rain Protection
- Meets ASTM C 1513 for cold-formed steel framing connections
- Manufactured to SAE J78 for dimensional specifications
- Meets F.I.P.-1000.7 for torsional strength and drill speed
Specifications:
| Drive Type | T-30 Torx |
| Screw Size | 1/4 |
| Diameter | 1/4 |
| Length | 3-1/4" |
| Size | 1/4-20 x 3-1/4 |
| Head Style | Flat Head Reamer |
| Fastener Style | Stainless Steel Screws |
| Point | 4 |
| Material Application | Attaches wood to metal. |
| Drill Capacity (in.) | .110 - .375 |
| Box Qty. | .5M |
| Weight (lbs.) | 17 |
| UPC | 841355097099 |
Pullout Values (Avg. Lbs.) -
Shear Values (Avg. Lbs.) -