Pocket hole screw size chart (free printable PDF)
Pocket-hole screw length for every common material thickness, ½" through 1½", with the coarse/fine thread rule. Inches and millimetres — download the free printable PDF or print it from the page.
Pocket hole screw size chart
| Material thickness | Pocket screw length |
|---|---|
| ½"12 mm | ¾"19 mm |
| ⅝"16 mm | 1"25 mm |
| ¾"19 mm | 1¼"32 mm |
| ⅞"22 mm | 1½"38 mm |
| 1"25 mm | 1½"38 mm |
| 1⅛"29 mm | 1½"38 mm |
| 1¼"32 mm | 2"51 mm |
| 1⅜"35 mm | 2"51 mm |
| 1½"38 mm | 2½"64 mm |
Thread: Softwood / Plywood — coarse · Hardwood / MDF — fine. Match the thread to the material the screw drives into. Use the actual thickness of your stock, not the nominal size.
whatdrillbit.com
How to read it
Find your material thickness on the left; the right column is the pocket-screw length to use. Then pick the thread from the note under the table — coarse for softwood and plywood, fine for hardwood and MDF.
Using a Kreg jig?
Set the drill guide to your material thickness. For the exact depth mark on your specific jig, check Kreg’s official screw-selector chart — the settings vary by jig model.
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These are general guidance sizes cross-referenced from common woodworking sources. For structural, load-bearing, or manufacturer-specific work, follow the fastener manufacturer’s or an engineer’s specifications.