Pocket Hole Screw Size Chart Wood Thickness (inches)
For this joinery, you’d choose a 1 ¼” screw, according to the Kreg chart. Remember that the actual dimensions will be ¾” by 3 ½” for this lumber, as it affects the screw you choose. Again, the length of the screws you use will be determined by the depth of the drilling, and the depth of the drilling depends on the boards being joined.įor example, when joining 2 x 4 boards, where the actual dimensions are 1 ½’ and 3 ½”, you would choose the 2 ½” screw length for the strongest joinery.Īnother example is when joining 1 x 4 lumber. There are 4 common thread lengths most commonly used, and they are 1”, 1 ¼”, 1 ½”, and 2 ½”.
#KREG SCREW GUIDE MANUAL#
Kreg jigs do come with a manual filled with charts that will suggest the right depths for various joinery tasks. The length of the screw you use for pocket holes will depend on the jig setting and the depth of the drilling, each of which will depend on the boards being joined.Īs a general rule, screws should reach at least half of the thickness of the bottom board. How Long Should Screws Be For Pocket Holes? Once the holes have been drilled, the screws are guided into the holes, and it’s simply a matter of choosing the right screw size and type. The pocket hole jig guides a drill bit at the right angle and to the right depth by setting the adjustable depth guide, and can be quickly moved along the board being joined for repeated cuts. The Kreg Tool Company today generates more than $60M in sales. It’s been used by carpenters and cabinet/furniture makers ever since. His wife had asked that all holes be hidden in their home’s cabinetry, and the jig was created. The first name in pocket hole jigs today is Kreg, the company Sommerfield founded when his jig began selling well at woodworking shows. Pocket holes can be drilled, and pockets created for screws on your own by hand, but this is one exercise where a jig is far more accurate.įirst coming into use in 1986 by Craig Sommerfield, a tool and die, maker, it came in handy for him when he was building a home and needed something to help attach face frames to his cabinets. This represents a 35% stronger joint and thus the wide use of this joinery technique.īesides being strong, the appeal and main advantage of pocket hole joinery over other methods is ease and speed – – it’s easy, and it’s quick. Pocket screw joints were found in one test to fail at 707 lbs when subjected to a shear load, while a similar mortise and tenon joint failed at 453 lbs. These joints are strong, too, and that strength has been proven in independent testing. Pocket Hole Joinery: Strong, Easy, and Quick Does the Wood Matter in Choosing Pocket Screws?.How Long Should Screws Be For Pocket Holes?.Pocket Hole Joinery: Strong, Easy, and Quick.
0 kommentar(er)
