From: daniel watson Date: Mon, 24 Oct 2016 01:07:02 +0000 (-0700) Subject: ask about bolt, and drill bit safety X-Git-Url: http://challenge-bot.com/repos/?p=challenge-bot;a=commitdiff_plain;h=ffcbada205cc9b80e1fd00e1405ad9b163b5d7a5 ask about bolt, and drill bit safety --- diff --git a/guide/challenge-bot-questions.org b/guide/challenge-bot-questions.org index 9da1968..7949fe7 100644 --- a/guide/challenge-bot-questions.org +++ b/guide/challenge-bot-questions.org @@ -19,3 +19,9 @@ 1. could it have been placed diagonally? why or why not? 2. could it have been placed in any other location? why or why not? 3. could it be upside-down? why or why not? + 8. should we drill at full speed? why or why not? + 9. how can you break the drill bit when drilling? + 10. the bolts used to attach the arduino are 6-32 bolts. the bolts + used to attach the motor to the motor mount are 4-40 bolts. Are + the 4-40 bolts fatter or thinner than the 6-32? + 11. if you see a bolt described as =4-40x1.25=" how long is it?