Central Steel Supply Company, Marlborough, MA.
Central Steel Supply Company
85 Ames Street
Marlborough, MA 01752
Phone: 800-345-3232 | 508-573-5300
Email: sales@centralsteelsupply.com
Website: www.centralsteelsupply.com
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Hex Head Lag Screws are heavy-duty wood fasteners made from low-carbon steel with a coarse, tapered thread designed for strong pull-out resistance in lumber. Available in plain, zinc-plated, and hot-dip galvanized finishes, they come in diameters from 1/4" to 1" with thread pitches ranging from 14 TPI (1/4") to 3-1/2 - 4-1/2 TPI (larger diameters). Also available in Stainless Steel.
Hex Head Lag Screws
Unit of Measure
1 

Item Name

Diameter (in)

Pitch Size (tpi)

Grade

Finish

Drawing

1/4 HEX HEAD LAG SCREW (14 TPI) N/A 1/4 N/A 14 N/A J429 A307 N/A Galvanized Plain Zinc

5/16 HEX HEAD LAG SCREW (9 TPI) N/A 5/16 N/A 9 N/A J429 A307 N/A Galvanized Plain Zinc

3/8 HEX HEAD LAG SCREW (7 TPI) N/A 3/8 N/A 7 N/A J429 A307 N/A Galvanized Plain Zinc

7/16 HEX HEAD LAG SCREW (6 TPI) N/A 7/16 N/A 6 N/A J429 A307 N/A Galvanized Plain Zinc

1/2 HEX HEAD LAG SCREW (6 TPI) N/A 1/2 N/A 6 N/A J429 A307 N/A Galvanized Plain Zinc

5/8 HEX HEAD LAG SCREW (5 TPI) N/A 5/8 N/A 5 N/A J429 A307 N/A Galvanized Plain Zinc

3/4 HEX HEAD LAG SCREW (4 1/2 TPI) N/A 3/4 N/A 4-1/2 N/A J429 A307 N/A Galvanized Plain Zinc

7/8 HEX HEAD LAG SCREW (4 TPI) N/A 7/8 N/A 4 N/A J429 A307 N/A Galvanized Plain Zinc

1 HEX HEAD LAG SCREW (3 1/2 TPI) N/A 1 N/A 3-1/2 N/A J429 A307 N/A Galvanized Plain Zinc

Unit of Measure
1