About Tapping Screws
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Rounded Head Screws for Particleboard and Fiberboard
Sharp, angled threads cut into particleboard, medium-density fiberboard (MDF), and hardboard such as masonite without splitting. Black-oxide and black-phosphate steel screws resist corrosion in dry environments. Length is measured from under the head.
For technical drawings and 3-D models, click on a part number.
Head | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Lg. | Dia. | Ht. | Drive Size | Drill Bit Size | Approximate Threads per Inch | Threading | Min. Thread Lg. | Pkg. Qty. | Pkg. | |
Black-Oxide Steel | ||||||||||
No. 8  | ||||||||||
| 1 1/8" | 0.322" | 0.115" | No. 2 | 5/64" | 11 | Partially Threaded | 0.753" | 100 | 000000000 | 000000 |
Flat Head Screws for Particleboard and Fiberboard
Beveled under the head for use in countersunk holes. Sharp, angled threads cut into particleboard, medium-density fiberboard (MDF), and hardboard such as masonite without splitting. Length is measured from the top of the head.
Black-oxide steel screws are mildly corrosion resistant in dry environments.
For technical drawings and 3-D models, click on a part number.
Screws for Joining Drywall to Wood
Hang drywall to wood framing. These screws have a sharp point that penetrates drywall and a curved neck that sinks in without tearing the paper surface. Length is measured from the top of the head.
Zinc-plated and zinc yellow-chromate plated steel screws are corrosion resistant in wet environments.
For technical drawings and 3-D models, click on a part number.