Late 1960s hand drill and piton bolts
​- from Matthias Hofle
1960s Brinko hand drill
​- Donated by Matthias Hofle
1960s piton bolts donated by Matthias Hofle. The bottom piton bolt is different from the other four. The bottom piton bolt has a 90 degree "angle stem to piton carabiner housing side" and also does not have a extended end for the hammer to hit against.
Scott Sellers hand drills from the 1960s/1970s.
Summit magazine June 1966 advertisement
AMECO - Hand drills by Doug Black
Ever New hand drill

- from: Fuji Mashima
- Japan
- mid 1970s
Jim Bridwell - personal hand drill
Yvon Chouinard - personal hand drills