FastenMaster HeadLOK 3/8 in. x 4-1/2 in. Flat Head Structural Wood Screws for 3/8 in. Lag Bolt Replacement (50-Pack)
FastenMaster HeadLOK is a heavy duty wood screw that does it all with an internal drive and flat head. HeadLOK offers higher design shear than 3/8″ lag screws and no predrilling is needed.HeadLOK zips right in and creates a great finished look. HeadLOK is ideal for many wood-to-wood applications including decks, fences, kitchen cabinets and more. The patented SpiderDrive 8 point star bit eliminates cam-out and improves installation speed. The sleek black coating and flat headed design make it perfect for those who value superior craftsmanship. HeadLOK is guaranteed to last for the life of the project.Includes 50, 4-1/2 inch flat head wood screws, and 1 SpiderDrive bit.Introduced in 2007, HeadLOK was the industries first flat headed structural fastener to meet code, and has since been trusted by countless PROs and DIYers in all types of applications.
- Versatile structural wood screw, ideal for installing decks, fences and more
- Includes 50, 4-1/2 inch flat head wood screws, and 1 SpiderDrive bit
- The flat head installs flush saving additional time and money – combined with the black coating on the fastener, HeadLOK provides a great finished look.
- Non-countersinking, wide head for increased loads without the need for a washer
- Installs in a fraction of the time versus traditional bolts with fewer steps and less effort
- Replaces 3/8 inch lag bolts with no predrilling required
- Chamfer under head for increased strength
- Specifically heat treated to maximize strength while maintaining ductility
- 2″ of thread for greater holding strength
- Sharp point for fast installation
- SpiderDrive 8 point star bit offers superior bit engagement, maximizing bit fit and reducing stripping
- Tested and supported by engineering data that conforms to the most current ICC standards (ICC-ER ESR-1078) – approved for use in ACQ or treated lumber
- Warrantied for the life of the project
Dimensions
| Screw Length | 4-1/2 in | Size | 3/8 in |
|---|
Details
| Drive Style | Torx | Fastener Base Material | Wood to Wood |
|---|---|---|---|
| Fastener Color | Black | Fastener Material | Carbon Steel |
| Fastener Plating | Electro Galvanized Zinc | Fastener Type | Structural Screws |
| Features | No Additional Features | Grade | Not Graded |
| Head Style | Flat Head | Included | Driver Bit |
| Interior/Exterior | Exterior, Interior | Measurement Standard | ASTM |
| Measurement System | Inches | Package Quantity | 50 |
| Product Weight (lb.) | 2.35 lb | ||
| Thread Pitch (mm) | 3 mm | Thread Style | Coarse Thread |
| Threads Per Inch (TPI) | 12 TPI |
90Ct Christmas Tree Ornaments Assortment with Shatterproof Christmas Balls Snowflakes Hat Star Gift Box Mitten Merry Christmas for Christmas Tree Decorations(Rose Gold, Gold and Silver)
Reading Pillow Bed Wedge Large Adult Backrest Lounge Cushion (Grey)
TP-Link Smart Home Wi-Fi Outlet, No Hub Required, Remote Control, 4-Pack, White
Dupli-Color Clear Perfect Match Automotive Top Coat - 8 oz, Spray Paint (3 Items)
Dupli-Color Dark Toreador Red Exact-Match Automotive Paint for Ford Vehicles - 8 oz
Oster Rechargeable and Cordless Wine Opener with Chiller
Kootek 6 Cube Storage Organizer Closet Storage Shelves, 22lbs, White Translucent
Wire Wreath Frame Metal Round Wreath for Christmas New Year (Pack of 2, 14 inch)
Frito-Lay Ultimate Snack Variety Packs, 40 Count
Party Explosions Heavenly Angels Glitter Hanging Ornaments - Set of 6
TotalMount Universal Remote Holders (Quantity 2 - One Remote per Holder)
Shoe Storage Boxes, Clear Plastic Stackable Shoe Organizer Bins (10 Pack )
Troy-Bilt TB252S 25 cc Gas 2-Stroke Straight Shaft Trimmer with Attachment Capabilities
BESTEK 150W Power Inverter 12V to 110V Voltage Converter Car Charger Power Adapter
Playskool Sit ‘n Spin Classic Spinning Activity Toy for Toddlers Age Multicolor 












Reviews
There are no reviews yet.