#14 Heavy Duty Black Timber/Log/Landscaping Wood Screws - Exterior Coated Heavy Duty Screws
✔Dimensions: Head Height/Width .469 - Diameter .24" - Use 5/16" Hex Head Bit
✔These screws are a far superior alternative to spikes for greater holding power.
✔Manufactured from high quality heat treated steel and are ACQ treated lumber compatible
✔The black log screw coating passed the 1000 hour salt spray tests without failure
✔Black Log Timber/Landscaping Screws Have Drag Reducing Knurled Shoulders for Easier Installation
✔The deep, wide, sharp threads provide maximum holding power require less torque to drive the screw
Easier to use than spikes, uses a 5/16 Hex Head driver to drive the screw. Heavy duty black log timber screws are most often used for landscaping timbers, log construction, log homes, and fencing. Shaft diameter measures ~1/4", with an ~ 1/2" washer head and with a 5/16 hex head. Type 17 self starting tip means easy to start without pre-drilling. Rugged and tough with great holding power.
Screw Engineering Specs:
Average screw shear strength --1,010 lbf
Average Pull-Out Strength -- 604 lbf
(Screw Pull-Out is Calculated by Screws installed in the Side Grain of a Main Member - Southern Pine)
Installation Instructions Available Here
✔Dimensions: Head Height/Width .469 - Diameter .24" - Use 5/16" Hex Head Bit
✔These screws are a far superior alternative to spikes for greater holding power.
✔Manufactured from high quality heat treated steel and are ACQ treated lumber compatible
✔The black log screw coating passed the 1000 hour salt spray tests without failure
✔Black Log Timber/Landscaping Screws Have Drag Reducing Knurled Shoulders for Easier Installation
✔The deep, wide, sharp threads provide maximum holding power require less torque to drive the screw
Easier to use than spikes, uses a 5/16 Hex Head driver to drive the screw. Heavy duty black log timber screws are most often used for landscaping timbers, log construction, log homes, and fencing. Shaft diameter measures ~1/4", with an ~ 1/2" washer head and with a 5/16 hex head. Type 17 self starting tip means easy to start without pre-drilling. Rugged and tough with great holding power.
Screw Engineering Specs:
Average screw shear strength --1,010 lbf
Average Pull-Out Strength -- 604 lbf
(Screw Pull-Out is Calculated by Screws installed in the Side Grain of a Main Member - Southern Pine)
Screw Size | Package Size | Hex Head Size | Interior/Exterior |
---|---|---|---|
14 x 2" | 50 | 5-16" | Exterior |
14 x 2" | 500 | 5-16" | Exterior |
14 x 2-1/2" | 50 | 5-16" | Exterior |
14 x 2-1/2" | 350 | 5-16" | Exterior |
14 x 3-1/4" | 50 | 5-16" | Exterior |
14 x 3-1/4" | 250 | 5-16" | Exterior |
14 x 4" | 50 | 5/16" | Exterior |
14 x 4" | 600 | 5/16" | Exterior |
14 x 5" | 50 | 5-16" | Exterior |
14 x 5" | 250 | 5-16" | Exterior |
14 x 6" | 50 | 5/16" | Exterior |
14 x 6" | 550 | 5/16" | Exterior |
14 x 7" | 50 | 5/16" | Exterior |
14 x 7" | 450 | 5/16" | Exterior |
14 x 8" | 50 | 5/16" | Exterior |
14 x 8" | 250 | 5/16" | Exterior |
14 x 9" | 50 | 5/16" | Exterior |
14 x 9" | 300 | 5/16" | Exterior |
14 x 10" | 250 | 5/16" | Exterior |
14 x 10" | 50 | 5/16" | Exterior |
14 x 12" | 50 | 5/16" | Exterior |
14 x 12" | 250 | 5/16" | Exterior |
14 x 14" | 50 | 5/16" | Exterior |
14 x 14" | 250 | 5/16" | Exterior |
Installation Instructions Available Here



















































































