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| | | |
| === Cap-Head === | | === Cap-Head === |
− | Cap head screws have a cylindrical head. They are most common, and useful in applications which don't require a button head geometry. They are easier to model in assemblies and have a stronger head than button-head screws. | + | Cap head screws have a cylindrical head. They are the go to fastener in most situations. They are easier to model in assemblies and have a stronger socket than button-head screws. |
| | | |
| === Button-Head === | | === Button-Head === |
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| | | |
| === Square Nut === | | === Square Nut === |
− | Square nuts are similar to standard nuts, but with a square exterior. These are mostly used for inserting in 3D printed pieces, as they are stronger and easier to install compared to standard nuts. | + | Square nuts are similar to standard nuts, but with a square exterior. These are mostly used for inserting in 3D printed pieces, as they create a stronger attachment and easier to install compared to standard nuts. |
| | | |
| === Nylock Nut === | | === Nylock Nut === |
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| | | |
| === Heat-Set Inserts === | | === Heat-Set Inserts === |
− | Heat set inserts are used to create stronger threads in plastic components. They are installed by heating the insert (with a soldering iron), and pressing it into a piece of plastic. | + | Heat set inserts are used to create stronger threads in plastic components. They are installed by heating the insert (with a soldering iron), and pressing it into a hole in the plastic. |
| | | |
| === Self-threading screws === | | === Self-threading screws === |
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| |} | | |} |
| | | |
− | === Hole === | + | === Hole Dimensions === |
| Note that with soft materials such as plastic, standard screws can also be self tapping. These can easily be stripped by over-tightening however. | | Note that with soft materials such as plastic, standard screws can also be self tapping. These can easily be stripped by over-tightening however. |
| {| class="wikitable" | | {| class="wikitable" |
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| |5mm | | |5mm |
| |5.5mm | | |5.5mm |
| + | |- |
| + | |Cap-Head Clearance |
| + | | |
| + | | |
| |} | | |} |
| Because laser cutters produce oversized holes, tolerances must be adjusted from the actual values. This can vary with material size, focus, material and laser type. | | Because laser cutters produce oversized holes, tolerances must be adjusted from the actual values. This can vary with material size, focus, material and laser type. |
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| == Re-order Links == | | == Re-order Links == |
| Note: If a part is out of stock or requiring shipping from a different location, the "corrosion resistance" equivalent can be substituted, however slightly more expensive. | | Note: If a part is out of stock or requiring shipping from a different location, the "corrosion resistance" equivalent can be substituted, however slightly more expensive. |
| + | {| class="wikitable" |
| + | |+ |
| + | !Part |
| + | !McMaster SKU |
| + | !Link |
| + | |- |
| + | |M2 Socket Head, 4mm |
| + | |91292A004 |
| + | |https://www.mcmaster.com/catalog/91292A004 |
| + | |- |
| + | |M2 Socket Head, 6mm |
| + | |91292A831 |
| + | |https://www.mcmaster.com/catalog/91292A831 |
| + | |- |
| + | |M2 Socket Head, 8mm |
| + | |91292A832 |
| + | |https://www.mcmaster.com/catalog/91292A832 |
| + | |- |
| + | |M2 Socket head, 12mm |
| + | |91292A834 |
| + | |https://www.mcmaster.com/catalog/91292A834 |
| + | |- |
| + | |M2 Nut |
| + | |91828A111 |
| + | |https://www.mcmaster.com/catalog/91828A111 |
| + | |} |
| {| class="wikitable" | | {| class="wikitable" |
| |+M3 | | |+M3 |
Line 199: |
Line 229: |
| !McMaster SKU | | !McMaster SKU |
| !Link | | !Link |
| + | |- |
| + | |M3 Socket Head, 4mm |
| + | |91292A109 |
| + | |https://www.mcmaster.com/91292A109/ |
| |- | | |- |
| |M3 Socket Head, 6mm | | |M3 Socket Head, 6mm |
Line 256: |
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| |https://www.mcmaster.com/catalog/94180A331 | | |https://www.mcmaster.com/catalog/94180A331 |
| |} | | |} |
| + | {| class="wikitable" |
| + | |+M4 |
| + | !Part |
| + | !McMaster SKU |
| + | !Link |
| + | |- |
| + | |M4 Socket Head, 6mm |
| + | |91292A107 |
| + | |https://www.mcmaster.com/91292A107 |
| + | |- |
| + | |M4 Socket head, 8mm |
| + | |91292A108 |
| + | |https://www.mcmaster.com/91292A108 |
| + | |- |
| + | |M4 Socket Head, 12mm |
| + | |91292A117 |
| + | |https://www.mcmaster.com/91292A117 |
| + | |- |
| + | |M4 Socket Head, 16mm |
| + | |91292A118 |
| + | |https://www.mcmaster.com/91292A118 |
| + | |- |
| + | |M4 Socket Head, 20mm |
| + | |91292A121 |
| + | |https://www.mcmaster.com/91292A121 |
| + | |- |
| + | |M4 Socket Head, 25mm |
| + | |91292A122 |
| + | |https://www.mcmaster.com/91292A122 |
| + | |- |
| + | |M4 Socket Head, 30mm |
| + | |91292A130 |
| + | |https://www.mcmaster.com/91292A130 |
| + | |- |
| + | |M4 Socket Head, 40mm |
| + | |91292A132 |
| + | |https://www.mcmaster.com/91292A132 |
| + | |- |
| + | |M4 Socket Head, 50mm |
| + | |91292A140 |
| + | |https://www.mcmaster.com/91292A140 |
| + | |- |
| + | |M4 Socket Head, 60mm |
| + | |91292A048 |
| + | |https://www.mcmaster.com/91292A048 |
| + | |- |
| + | |M4 Cap Head, 8mm |
| + | |[[/www.mcmaster.com/94500A226|94500A226]] |
| + | |https://www.mcmaster.com/94500A226 |
| + | |- |
| + | |M4 Cap Head, 12mm |
| + | |94500A228 |
| + | |https://www.mcmaster.com/94500A228/ |
| + | |- |
| + | |M4 Cap Head, 16mm |
| + | |[[/www.mcmaster.com/94500A282|94500A282]] |
| + | |https://www.mcmaster.com/94500A282 |
| + | |- |
| + | |M4 Thread Forming, 8mm |
| + | |2815-0004-0008* |
| + | |https://www.servocity.com/zinc-plated-steel-thread-forming-socket-head-screw-m4-x-8mm-length-25-pack/ |
| + | |- |
| + | |M4 Thread Forming, 12mm |
| + | |2815-0004-0012* |
| + | |https://www.servocity.com/zinc-plated-steel-thread-forming-socket-head-screw-m4-x-12mm-length-25-pack/ |
| + | |- |
| + | |M4 Thread Forming, 16mm |
| + | |2815-0004-0016* |
| + | |https://www.servocity.com/zinc-plated-steel-thread-forming-socket-head-screw-m4-x-16mm-length-25-pack/ |
| + | |- |
| + | |M4 Hex Nut |
| + | |91828A231 |
| + | |https://www.mcmaster.com/91828A231 |
| + | |- |
| + | |M4 Nylock Nut |
| + | |93625A150 |
| + | |https://www.mcmaster.com/93625A150 |
| + | |- |
| + | |M4 Square Nut |
| + | |96887A329 |
| + | |https://www.mcmaster.com/96887A329 |
| + | |- |
| + | |M4 Washer |
| + | |93475A230 |
| + | |https://www.mcmaster.com/93475A230 |
| + | |- |
| + | |M4 Oversize Washer |
| + | |91116A130 |
| + | |https://www.mcmaster.com/91116A130 |
| + | |- |
| + | |M4 Heat-Set Inserts |
| + | |94180A351 |
| + | |https://www.mcmaster.com/94180A351 |
| + | |} |
| + | <nowiki>*</nowiki>Unavailable from McMaster, order from Servocity instead |