For carby jets, circuit boards, oxy tips, etc.
Magnetic cap stores drills inside handle and keeps them together outside
12 drill sizes 0.55 to 1.6mm

Drill Number Size (Inches)
52 .0635
54 .0550
56 .0465
58 .0420
60 .0400
62 .0380
64 .0360
66 .0330
68 .0310
70 .0280
72 .0250
74 .0225