AIRCRAFT GRADE SUPER COBALT DRILLS

These super cobalt hi-speed jobber length aircraft drill bits feature heavy duty construction to Type J aircraft specifications. Use to drill hard, tough metals, stainless steels, iron based and titanium alloys, and certain plastics. Hardness of cobalt permits speeds 30% over regular H.S.S. drills. Cobalt drills demand rigidly held, positive feed drilling equipment. Part No. Drill Size Price Each Buy 12-04212 42 $1.48 12-04213 41 $1.37 12-04214 40 $1.45 12-04215 36 $1.55 12-04216 33 $2.30 12-04217 30 $1.65 12-04218 28 $1.75 12-04219 27 $1.95 12-04220 23 $2.05 12-14221 21 $1.90 12-04221 19 $2.10 12-04222 12 $2.80 12-04223 10 $2.80 12-04224 "D" $4.15 12-04225 1/8" $1.75 12-04226 5/32" $1.95 12-04227 3/16" $1.75 12-04228 1/4" $3.50 12-04229 5/16" $5.25 12-04235 #35 $1.63