Structural Screws, Elco Dril-Flex® Self Drilling Screws

DeWALT^® Dril-Flex structurally engineered drill screws are dual heat-treated tapping screws that provide the strength, ductility, and protection to embrittlement required for critical applications.

DeWalt^® Dril-Flex Screws are Virtually Immune to Delayed Embrittlement Failures

Purchase $2,000 Dril-Flex, Get Free Screwgun Kit
DEW DCF622M2 DeWalt 20V MAX XR^® Versa-Clutch Adjustable Torque Screwgun Kit
Use Code FREEVERSA

Dual heat-treated drill screws provide the strength, ductility, and protection to embrittlement required for critical applications.

Stalgard SUB coating (Hex washer product only) provides 2000 hours of salt spray resistance (per ASTM B117)
High-hardness points and lead threads for drilling and tapping with lower-hardness in load-bearing threads for ductility
Virtually immune to delayed embrittlement failures

Dril-Flex Structural Self-Drilling Screw Applications:

Steel-to-steel connections
Aluminum-to-steel connections
Aluminum-to-aluminum connections
Wood-to-steel connections

Diameters: #10 to 3/8"
Lengths: 3/4" to 4"
Head/Drive Styles: Hex Washer and Phillips Pan, Wafer and Undercut Flat
Point Types: #3, #4 and #5
Material: Alloy Steel
Heat Treat: Grade 5
Finishes: Silver Stalgard® or Stalgard SUB Coating

DeWALT^® Construction Fastener Product Lines

Dril-Flex Approvals:

International Code Council, Evaluation Service (ICC-ES), ESR-3332
International Code Council, Evaluation Service (ICC-ES), ESR-4367
International Code Council, Evaluation Service (ICC-ES), ESR-4374
Code compliant with the International Building
Code/International Residential Code: 2021 IBC/IRC, 2018 IBC/IRC, 2015 IBC/IRC, and 2012 IBC/IRC

Los Angeles Building Code (LABC) and Los Angeles Residential Code (LARC) ICC-ES Report Supplement
Florida Building Code (FBC) ICC-ES Report Supplement
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 Materials to Steel
Tested in accordance with ICC-ES AC491 for use in Aluminum

Dril-Flex® Structural Drill Screws, Hex Washer Head

Dril-Flex® Structural Drill Screws, Pan Phillips Head

Dril-Flex® Structural Drill Screws, Undercut Flat Phillips Head

Dril-Flex® Structural Drill Screws, Wafer Phillips Head

SKU	Product Type	Diameter	Length	Head Type	Drive Type	Point Size	Material	Finish	Pieces Per Unit	Price
DEW DFSEAF886-100	Self-Drilling Structural Screw	1/4"	2"	Hex Washer	Hex	#4	Alloy Steel	Stalgard® Silver SUB	100/Box	$44.60
DEW DFSEAF816-100	Self-Drilling Structural Screw	1/4"	1"	Hex Washer	Hex	#3	Alloy Steel	Stalgard® Silver SUB	100/Box	$33.19
DEW DFSEAF960-100	Self-Drilling Structural Screw	5/16"	1-1/2"	Hex Washer	Hex	#4	Alloy Steel	Stalgard® Silver SUB	100/Box	$81.80
DEW DFSEAF621	Self-Drilling Structural Screw	#12	7/8"	Hex Washer	Hex	#3	Alloy Steel	Stalgard® Silver SUB	5000/Box	$1020.00
DEW DFSEAF890-100	Self-Drilling Structural Screw	1/4"	2-1/2"	Hex Washer	Hex	#4	Alloy Steel	Stalgard® Silver SUB	100/Box	$58.99
DEW DFSEAF841	Self-Drilling Structural Screw	1/4"	1-1/2"	Hex Washer	Hex	#3	Alloy Steel	Stalgard® Silver SUB	2000/Box	$676.00
DEW DFSEAF430-100	Self-Drilling Structural Screw	#10	3/4"	Hex Washer	Hex	#3	Alloy Steel	Stalgard® Silver SUB	100/Box	$20.08
DEW DFSEAF888-100	Self-Drilling Structural Screw	1/4"	1-3/4"	Hex Washer	Hex	#5	Alloy Steel	Stalgard® Silver SUB	100/Box	$64.15
DEW DFSEAF846-100	Self-Drilling Structural Screw	1/4"	2"	Hex Washer	Hex	#3	Alloy Steel	Stalgard® Silver SUB	100/Box	$41.60
DEW DFSEAF890	Self-Drilling Structural Screw	1/4"	2-1/2"	Hex Washer	Hex	#4	Alloy Steel	Stalgard® Silver SUB	1000/Box	$553.00
DEW DFSEAF690-100	Self-Drilling Structural Screw	#12	2"	Hex Washer	Hex	#3	Alloy Steel	Stalgard® Silver SUB	100/Box	$26.00
DEW DFSEAF970-100	Self-Drilling Structural Screw	5/16"	2"	Hex Washer	Hex	#4	Alloy Steel	Stalgard® Silver SUB	100/Box	$97.88
DEW DFSEAF886	Self-Drilling Structural Screw	1/4"	2"	Hex Washer	Hex	#4	Alloy Steel	Stalgard® Silver SUB	1500/Box	$612.00
DEW DFSEAF876	Self-Drilling Structural Screw	1/4"	1-1/2"	Hex Washer	Hex	#4	Alloy Steel	Stalgard® Silver SUB	2000/Box	$717.80
DEW DFSEAF900-100	Self-Drilling Structural Screw	1/4"	3-3/8"	Hex Washer	Hex	#4	Alloy Steel	Stalgard® Silver SUB	100/Box	$54.91

Displaying 15 of 37 Products

SKU	Product Type	Diameter	Length	Head Type	Drive Type	Point Size	Material	Finish	Pieces Per Unit	Price
DEW DFSEDX445	Self-Drilling Structural Screw	#10	3/4"	Pan	Phillips	#2	Alloy Steel	Stalgard®	6000/Box	$1182.00

Displaying 1 of 1 Products

SKU	Product Type	Diameter	Length	Head Type	Drive Type	Point Size	Material	Finish	Pieces Per Unit	Price
DEW DFSEBL340-100	Self-Drilling Structural Screw	1/4"	4"	Flat Undercut	Phillips	#4	Alloy Steel	Stalgard®	100/Box	$77.63
DEW DFSEBL223-100	Self-Drilling Structural Screw	#12	1-1/2"	Flat Undercut	Phillips	#3	Alloy Steel	Stalgard®	100/Box	$23.41
DEW DFSEBL223	Self-Drilling Structural Screw	#12	1-1/2"	Flat Undercut	Phillips	#3	Alloy Steel	Stalgard®	2500/Box	$635.00
DEW DFSEBL215	Self-Drilling Structural Screw	#12	1"	Flat Undercut	Phillips	#3	Alloy Steel	Stalgard®	4000/Box	$924.00
DEW DFSEBL215-100	Self-Drilling Structural Screw	#12	1"	Flat Undercut	Phillips	#3	Alloy Steel	Stalgard®	100/Box	$23.10
DEW DFSEBL220-100	Self-Drilling Structural Screw	#12	1-1/4"	Flat Undercut	Phillips	#3	Alloy Steel	Stalgard®	100/Box	$28.36
DEW DFSEBL330-100	Self-Drilling Structural Screw	1/4"	3"	Flat Undercut	Phillips	#4	Alloy Steel	Stalgard®	100/Box	$58.25

Displaying 7 of 7 Products

SKU	Product Type	Diameter	Length	Head Type	Drive Type	Point Size	Material	Finish	Pieces Per Unit	Price
DEW DFSEBL330	Self-Drilling Structural Screw	1/4"	3"	Flat Undercut	Phillips	#4	Alloy Steel	Stalgard®	500/Box	$298.00
DEW DFSEBL530	Self-Drilling Structural Screw	#10	1-1/4"	Wafer	Phillips	#3	Alloy Steel	Stalgard®	5000/Box	$1045.00
DEW DFSEBL530-100	Self-Drilling Structural Screw	#10	1-1/4"	Wafer	Phillips	#3	Alloy Steel	Stalgard®	100/Box	$21.41

Displaying 3 of 3 Products

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