• Northern Caving Issue 19 - July 2026 - Out Now

    A compilation of all CNCC's work spanning conservation, anchors, training and more since the December issue, plus some bespoke articles too…

    ..and thanks for the kind words about the forum!!

    Click here for details of this edition

Makita DHR171

Tseralo said:
... Oh if it doesn't fit in a 1400 sod that. A 1400 is a pain and heavy enough as it is.
But you won't want one of these then, the peli case would be a killer, and drilling a bolt ladder/aid climbing would be a nightmare

https://www.youtube.com/watch?v=UH_6QcW3d2Q

Sort of on topic? Drill related anyhow, you can see why they were so prone to precessing https://en.wikipedia.org/wiki/Reuleaux_triangle#Reuleaux_polygons
 
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