wip

mechanical_design/index.html

@@ -66,12 +66,12 @@ drive
    <a href=https://www.mcmaster.com/#rack-and-pinion-gears>rack and pinion</a>
    <a href=http://www.mcmaster.com/#roller-chain-sprockets/>sprockets</a>
    <a href=http://www.mcmaster.com/#drive-belts/>belts</a>
-   <a href=https://www.mcmaster.com/products/thread/material~kevlar/>thread</a>
+   <a href=https://www.mcmaster.com/products/thread/material~kevlar/>thread</a> <a href=https://www.mcmaster.com/34235T27/>wire</a>
    <a href=https://gitlab.cba.mit.edu/quentinbolsee/beehive-axes>capstan</a>
    <a href=http://www.mcmaster.com/#roller-chain/>chains</a>
    <a href=http://www.mcmaster.com/#rotary-shafts/>shafts</a>
-   <a href=http://www.mcmaster.com/#threaded-studs/>rods</a>
-   <a href=http://www.mcmaster.com/#acme-precision-threaded-nuts/>nuts</a>
+   <a href=https://www.mcmaster.com/products/lead-screws>lead screw</a>
+   <a href=https://www.mcmaster.com/products/ball-screws>ball screw</a>
    <a href=https://www.mcmaster.com/screw-shafts/nut-type~threadless/>threadless</a>
    <a href=https://www.harmonicdrive.net/>harmonic</a>