Miniature hand drill

thingiverse

Miniature hand drill, turned out pretty handy despite the size. Need 5-12V DC power supply. Designed for this motor <a href="https://www.aliexpress.com/item/Mini-DC-12V-Electric-Hand-Drill-Motor-PCB-Press-Drilling-Compact-Set-with-10PC-0-5/32737013828.html?spm=a2g0s.9042311.0.0.ikC75B">Motor</a> Microswitch <a href="https://www.aliexpress.com/item/NEW-2pcs-lot-Limit-Micro-Switch-SS-5GL-3D-Printers-Parts-Microswitch-Mini-Mouse-Button-Fretting/32834912223.html?spm=2114.search0104.3.16.Ig2rgx&ws_ab_test=searchweb0_0,searchweb201602_0_10152_10151_10065_10344_10068_10345_10342_10343_10340_10341_10543_10541_10084_10083_10307_10301_10539_10312_10313_10059_10314_10534_100031_10604_10603_10103_10605_10594_10596_10107_10142,searchweb201603_0,ppcSwitch_0&algo_expid=1e2119c6-e035-4f28-9598-68850287e0c5-2&algo_pvid=1e2119c6-e035-4f28-9598-68850287e0c5&rmStoreLevelAB=0"> Microswitch </a> Spring taken from this set <a href="https://www.aliexpress.com/item/200Pcs-High-Quality-Steel-Spring-Electrical-Hardware-Drum-Extension-Tension-Springs-Pressure-Suit-Metal-Assortment-Hardware/32824260655.html?spm=2114.search0104.3.34.VIHMYg&ws_ab_test=searchweb0_0,searchweb201602_0_10152_10151_10065_10344_10068_10345_10342_10343_10340_10341_10543_10541_10084_10083_10307_10301_10539_10312_10313_10059_10314_10534_100031_10604_10603_10103_10605_10594_10596_10107_10142-10344normal#cfs,searchweb201603_25,ppcSwitch_0&algo_expid=a90fe8e2-e65f-48d0-8039-e0e53398b2a8-4&algo_pvid=a90fe8e2-e65f-48d0-8039-e0e53398b2a8&rmStoreLevelAB=4"> springs set</a> The chuck is a bit heavy for this motor, so better use some collets like this <a href="https://www.aliexpress.com/store/product/9pc-Set-2-3mm-and-3-17mm-Brass-Electric-Motor-Shaft-Clamp-Fixture-Chuck-Collet-Mini/1395382_32593588244.html?spm=2114.12010615.0.0.60faf657HdmwuC"> collets set</a>