COBALT JOBBER DRILL HEAVY DUTY BITS (MULTIPLE SIZES AVAILABLE)
23/64"
Drillco
533121
500A123
7/16"
Drillco
533122
500A128
31/64"
Drillco
533124
500A131
1/16"
Drillco
533431
500A104
5/64"
Drillco
533432
500A105
3/32"
Drillco
533433
500A106
7/64"
Drillco
533434
500A107
1/8"
Drillco
533435
500A108
9/64"
Drillco
533436
500A109
5/32"
Drillco
533437
500A110
11/64"
Drillco
533438
500A111
3/16"
Drillco
533439
500A112
13/64"
Drillco
533440
500A113
7/32"
Drillco
533441
500A114
15/64"
Drillco
533442
500A115
1/4"
Drillco
533443
500A116
17/64"
Drillco
533444
500A117
9/32"
Drillco
533445
500A118
5/16"
Drillco
533447
500A120
21/64"
Drillco
533448
500A121
11/32"
Drillco
533449
500A122
3/8"
Drillco
533450
500A124
25/64"
Drillco
533451
500A125
13/32"
Drillco
533452
500A126
1/2"
Drillco
533455
500A132
Description
Heavy duty construction made to Type J aircraft specifications.Used for drilling holes in hard tough materials such as stainless steel titanium high temperature and high strength alloys. High red hardness of cobalt permits speeds 30% greater than HSS drills.