ELCO® DRIL-FLEX® Hex Washer Head Structural Self Drill Screw Stalgard Coated
ELCO® DRIL-FLEX® Hex Washer Head Structural Self Drill Screw Stalgard Coated
Precision-engineered and dual heat-treated drill screws provide the strength, ductility and resistance to embrittlement required for critical applications. Stalgard® coating provides 800 hours of salt spray resistance per ASTM B117. Blue, Gray, and White Stalgard® are ACQ-compatible.
Dril-Flex Structural Drill Screws are dual heat treated self-drilling tapping screws that provide the strength, ductility and resistance to embrittlement required for critical applications.
For Flat Undercut Dril-Flex Screws, click here
Delivery & Return
Dril-Flex Structural Drill Screws are dual heat treated self-drilling tapping screws that provide the strength, ductility and resistance to embrittlement required for critical applications.
FEATURES
- High-hardness point and lead threads for drilling and tapping
- Lower-hardness load bearing area provides increased resistance to Hydrogen-Assisted Stress Corrosion Cracking when compared to case hardened fasteners
- Stalgard and Stalgard SUB Coatings provide enhanced galvanic compatibility in dissimilar metal applications
- Fasteners coated with Stalgard SUB finish typically show no red rust or other base metal corrosion on significant surfaces after 2000 hours of 5% neutral salt spray exposure (per ASTM B117)
- Fasteners coated with Stalgard finish typically show no red rust or other base metal corrosion on significant surfaces after 1000 hours of 5% neutral salt spray exposure (per ASTM B117)
APPLICATIONS
- Steel-to-steel connections
- Aluminum -to-steel connections
- Aluminum-to-aluminum connections
- Wood-to-steel connections
APPROVALS
- International Code Council, Evaluation Service (ICC-ES), ESR-3332
- International Code Council, Evaluation Service (ICC-ES), ESR-4367
- Code compliant with the International Building Code/International Residential Code: 2018 IBC/IRC, 2012 IBC/IRC, and 2009 IBC/IRC
- Tested in accordance with ICC-ES AC118 for use in Steel-to-Steel Connections
- Tested in accordance with ICC-ES AC500 for attaching Miscellaneous Building Material to Steel
| Sku | Item | Point Type | Elco # | Availability | List Price | Pack |
|---|---|---|---|---|---|---|
| 3EAF430-P | EAF430 10-16 x 3/4 HWH DRIL-FLEX™ Structural #3 Pt Drill Screw 100/Box | #3 | EAF430 | In Stock | $31.40 | Pack: 100 |
| 3EAF430-B | EAF430 10-16 x 3/4 HWH DRIL-FLEX™ Structural #3 Pt Drill Screw 6000/Ctn | #3 | EAF430 | In Stock | $1.00 | Pack: 6000 |
| 3EAF460-P | EAF460 10-16 x 1-1/2 HWH DRIL-FLEX™ Structural #3 Pt Drill Screw 100/Box | #3 | EAF460 | In Stock | $41.35 | Pack: 100 |
| 3EAF460-B | EAF460 10-16 x 1-1/2 HWH DRIL-FLEX™ Structural #3 Pt Drill Screw 2500/Ctn | #3 | EAF460 | In Stock | $771.25 | Pack: 2500 |
| 3EAF621-P | EAF621 12-14 x 7/8 HWH DRIL-FLEX™ Structural #3 Pt Drill Screw Stalgard 100/Box | #3 | EAF621 | In Stock | $38.00 | Pack: 100 |
| 3EAF641-P | EAF641 12-14 x 1 HWH DRIL-FLEX™ Structural #3 Pt Drill Screw Stalgard 100/Box | #3 | EAF641 | In Stock | $37.10 | Pack: 100 |
| 3EAF641-B | EAF641 12-14 x 1 HWH DRIL-FLEX™ Structural #3 Pt Drill Screw Stalgard 4000/Ctn | #3 | EAF641 | In Stock | $946.00 | Pack: 4000 |
| 3EAF681-P | EAF681 12-14 x 1-1/2 HWH DRIL-FLEX™ Structural #3 Pt Drill Screw Stalgard 100/Box | #3 | EAF681 | In Stock | $44.55 | Pack: 100 |
| 3EAF681-B | EAF681 12-14 x 1-1/2 HWH DRIL-FLEX™ Structural #3 Pt Drill Screw Stalgard 2500/Ctn | #3 | EAF681 | In Stock | $691.25 | Pack: 2500 |
| 3EAF690-P | EAF690 12-14 x 2 HWH DRIL-FLEX™ Structural #3 Pt Drill Screw 100/Box | #3 | EAF690 | In Stock | $42.60 | Pack: 100 |
| 3EAF690-B | EAF690 12-14 x 2 HWH DRIL-FLEX™ Structural #3 Pt Drill Screw 2000/Ctn | #3 | EAF690 | In Stock | $743.00 | Pack: 2000 |
| 3EAF715-P | EAF715 12-14 x 3 HWH DRIL-FLEX™ Structural #3 Pt Drill Screw Stalgard 100/Box | #3 | EAF715 | In Stock | $70.30 | Pack: 100 |
| 3EAF715-B | EAF715 12-14 x 3 HWH DRIL-FLEX™ Structural #3 Pt Drill Screw Stalgard 1000/Ctn | #3 | EAF715 | In Stock | $524.50 | Pack: 1000 |
| 3EAF816-P | EAF816 1/4-14 x 1 HWH DRIL-FLEX™ Structural #3 Pt Drill Screw Stalgard 100/Box | #3 | EAF816 | In Stock | $53.25 | Pack: 100 |
| 3EAF816-B | EAF816 1/4-14 x 1 HWH DRIL-FLEX™ Structural #3 Pt Drill Screw Stalgard 3000/Ctn | #3 | EAF816 | In Stock | $1.00 | Pack: 3000 |
| 3EAF841-P | EAF841 1/4-14 x 1-1/2 HWH DRIL-FLEX™ Structural #3 Pt Drill Screw 100/Box | #3 | EAF841 | In Stock | $58.10 | Pack: 100 |
| 3EAF841-B | EAF841 1/4-14 x 1-1/2 HWH DRIL-FLEX™ Structural #3 Pt Drill Screw 2000/Ctn | #3 | EAF841 | In Stock | $866.00 | Pack: 2000 |
| 3EAF846-P | EAF846 1/4-14 x 2 HWH DRIL-FLEX™ Structural #3 Pt Drill Screw Stalgard 100/Box | #3 | EAF846 | In Stock | $70.20 | Pack: 100 |
| 3EAF846-B | EAF846 1/4-14 x 2 HWH DRIL-FLEX™ Structural #3 Pt Drill Screw Stalgard 1500/Ctn | #3 | EAF846 | In Stock | $766.50 | Pack: 1500 |
| 3EAF865-P | EAF865 1/4-20 x 1-1/8 HWH DRIL-FLEX™ Structural #4 Pt Drill Screw 100/Box | #4 | EAF865 | In Stock | $61.05 | Pack: 100 |
| 3EAF865-B | EAF865 1/4-20 x 1-1/8 HWH DRIL-FLEX™ Structural #4 Pt Drill Screw 2500/Ctn | #4 | EAF865 | In Stock | $1.00 | Pack: 2500 |
| 3EAF876-P | EAF876 1/4-20 x 1-1/2 HWH DRIL-FLEX™ Structural #4 Pt Drill Screw 100/Box | #4 | EAF876 | In Stock | $66.40 | Pack: 100 |
| 3EAF876-B | EAF876 1/4-20 x 1-1/2 HWH DRIL-FLEX™ Structural #4 Pt Drill Screw 2000/Ctn | #4 | EAF876 | In Stock | $993.00 | Pack: 2000 |
| 3EAF888-P | EAF888 1/4-20 x 1-3/4 HWH DRIL-FLEX™ Structural #5 Pt Drill Screw Stalgard 100/Box | #5 | EAF888 | In Stock | $105.00 | Pack: 100 |
| 3EAF888-B | EAF888 1/4-20 x 1-3/4 HWH DRIL-FLEX™ Structural #5 Pt Drill Screw Stalgard 1000/Ctn | #5 | EAF888 | In Stock | $781.00 | Pack: 1000 |
| 3EAF886-P | EAF886 1/4-20 x 2 HWH DRIL-FLEX™ Structural #4 Pt Drill Screw Stalgard 100/Box | #4 | EAF886 | In Stock | $70.20 | Pack: 100 |
| 3EAF886-B | EAF886 1/4-20 x 2 HWH DRIL-FLEX™ Structural #4 Pt Drill Screw Stalgard 1500/Ctn | #4 | EAF886 | In Stock | $785.25 | Pack: 1500 |
| 3EAF890-P | EAF890 1/4-20 x 2-1/2 HWH DRIL-FLEX™ Structural #4 Pt Drill Screw Stalgard 100/Box | #4 | EAF890 | In Stock | $95.30 | Pack: 100 |
| 3EAF890-B | EAF890 1/4-20 x 2-1/2 HWH DRIL-FLEX™ Structural #4 Pt Drill Screw Stalgard 1000/Ctn | #4 | EAF890 | Call for Availability | $710.50 | Pack: 1000 |
| 3EAF900-P | EAF900 1/4-20 x 3-3/8 HWH DRIL-FLEX™ Structural #4 Pt Drill Screw Stalgard 100/Box | #4 | EAF900 | In Stock | $115.00 | Pack: 100 |
| 3EAF900-B | EAF900 1/4-20 x 3-3/8 HWH DRIL-FLEX™ Structural #4 Pt Drill Screw Stalgard 500/Ctn | #4 | EAF900 | In Stock | $408.50 | Pack: 500 |
| 3EAF910-P | EAF910 1/4-20 x 4 HWH DRIL-FLEX™ Structural #4 Pt Drill Screw Stalgard 100/Box | #4 | EAF910 | In Stock | $130.00 | Pack: 100 |
| 3EAF910-B | EAF910 1/4-20 x 4 HWH DRIL-FLEX™ Structural #4 Pt Drill Screw Stalgard 500/Ctn | #4 | EAF910 | In Stock | $500.00 | Pack: 500 |
| 3EAF960-P | EAF960 5/16-24 x 1-1/2 HWH DRIL-FLEX™ Structural #4 Pt Drill Screw Stalgard 100/Box | #4 | EAF960 | In Stock | $135.00 | Pack: 100 |
| 3EAF960-B | EAF960 5/16-24 x 1-1/2 HWH DRIL-FLEX™ Structural #4 Pt Drill Screw Stalgard 1000/Ctn | #4 | EAF960 | In Stock | $1.00 | Pack: 1000 |
| 3EAF970-P | EAF970 5/16-24 x 2 HWH DRIL-FLEX™ Structural #4 Pt Drill Screw Stalgard 100/Box | #4 | EAF970 | In Stock | $160.00 | Pack: 100 |
| 3EAF970-B | EAF970 5/16-24 x 2 HWH DRIL-FLEX™ Structural #4 Pt Drill Screw Stalgard 1000/Ctn | #4 | EAF970 | In Stock | $1.00 | Pack: 1000 |
