05146ac7_r_Drills___Climbing___Climbing__Hand_Drill
[Category] Learning Curve [Power Drill] Though it’s more involved than punching a screw through drywall to hang a picture frame, the same principles apply. A steady hand will yield clean bolt holes right out of the box. [Edge] Power Drill [Hand Drill] 
First-timers can expect some serious arm soreness and likely some botched holes. Plus, you might give up too early (because it’s so tedious), and thus drill too short a hole. (Never an issue with a power drill: Braaapppppppp!)
Smackdown! Hand Drills vs. Power Drills - Climbing | Climbing
Hand Drill