AT Jobber Length Drills

AT jobber length drills—often called standard-length twist drill bits—are general-purpose drills used across fabrication, maintenance, and machining environments. Jobber length is the most common drill bit length style, offering a practical balance of reach and rigidity for everyday holemaking in metal, plastics, and other materials (application dependent). Whether you’re drilling clearance holes, pilot holes, or production holes, selecting the right drill comes down to matching size, material, and point geometry to the job.


Alfa Tools CO51921 4.50MM COBALT METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools CO51921 4.50MM COBALT METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-CO51921
MPN: CO51921

Regular price $49.68
Alfa Tools CO51922 5.00MM COBALT METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools CO51922 5.00MM COBALT METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-CO51922
MPN: CO51922

Regular price $57.36
Alfa Tools CO51923 5.50MM COBALT METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools CO51923 5.50MM COBALT METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-CO51923
MPN: CO51923

Regular price $63.72
Alfa Tools CO51924 6.00MM COBALT METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools CO51924 6.00MM COBALT METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-CO51924
MPN: CO51924

Regular price $71.16
Alfa Tools CO51925 6.50MM COBALT METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools CO51925 6.50MM COBALT METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-CO51925
MPN: CO51925

Regular price $81.60
Alfa Tools CO51926 7.00MM COBALT METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools CO51926 7.00MM COBALT METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-CO51926
MPN: CO51926

Regular price $90.96
Alfa Tools CO51927 7.50MM COBALT METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools CO51927 7.50MM COBALT METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-CO51927
MPN: CO51927

Regular price $99.00
Alfa Tools CO51928 8.00MM COBALT METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools CO51928 8.00MM COBALT METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-CO51928
MPN: CO51928

Regular price $105.84
Alfa Tools CO51929 8.50MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

Alfa Tools CO51929 8.50MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

SKU: AT-CO51929
MPN: CO51929

Regular price $65.16
Alfa Tools CO51930 9.00MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

Alfa Tools CO51930 9.00MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

SKU: AT-CO51930
MPN: CO51930

Regular price $73.56
Alfa Tools CO51931 9.50MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

Alfa Tools CO51931 9.50MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

SKU: AT-CO51931
MPN: CO51931

Regular price $75.30
Alfa Tools CO51932 10.00MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

Alfa Tools CO51932 10.00MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

SKU: AT-CO51932
MPN: CO51932

Regular price $89.46
Alfa Tools CO51933 10.50MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

Alfa Tools CO51933 10.50MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

SKU: AT-CO51933
MPN: CO51933

Regular price $93.90
Alfa Tools CO51934 11.00MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

Alfa Tools CO51934 11.00MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

SKU: AT-CO51934
MPN: CO51934

Regular price $109.50
Alfa Tools CO51935 11.50MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

Alfa Tools CO51935 11.50MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

SKU: AT-CO51935
MPN: CO51935

Regular price $138.36
Alfa Tools CO51936 12.00MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

Alfa Tools CO51936 12.00MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

SKU: AT-CO51936
MPN: CO51936

Regular price $140.04
Alfa Tools CO51937 12.50MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

Alfa Tools CO51937 12.50MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

SKU: AT-CO51937
MPN: CO51937

Regular price $152.76
Alfa Tools CO51938 13.00MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

Alfa Tools CO51938 13.00MM COBALT METRIC JOBBER DRILL - Std Qty Pack 6

SKU: AT-CO51938
MPN: CO51938

Regular price $274.26
Alfa Tools CO60101 #1 COBALT SPLIT POINT JOBBER DRILL - Std Qty Pack 12

Alfa Tools CO60101 #1 COBALT SPLIT POINT JOBBER DRILL - Std Qty Pack 12

SKU: AT-CO60101
MPN: CO60101

Regular price $57.72
Alfa Tools CO60102 #2 COBALT SPLIT POINT JOBBER DRILL - Std Qty Pack 12

Alfa Tools CO60102 #2 COBALT SPLIT POINT JOBBER DRILL - Std Qty Pack 12

SKU: AT-CO60102
MPN: CO60102

Regular price $57.72
Alfa Tools CO60103 #3 COBALT SPLIT POINT JOBBER DRILL - Std Qty Pack 12

Alfa Tools CO60103 #3 COBALT SPLIT POINT JOBBER DRILL - Std Qty Pack 12

SKU: AT-CO60103
MPN: CO60103

Regular price $51.72
Alfa Tools CO60104 #4 COBALT SPLIT POINT JOBBER DRILL - Std Qty Pack 12

Alfa Tools CO60104 #4 COBALT SPLIT POINT JOBBER DRILL - Std Qty Pack 12

SKU: AT-CO60104
MPN: CO60104

Regular price $51.72
Alfa Tools CO60105 #5 COBALT SPLIT POINT JOBBER DRILL - Std Qty Pack 12

Alfa Tools CO60105 #5 COBALT SPLIT POINT JOBBER DRILL - Std Qty Pack 12

SKU: AT-CO60105
MPN: CO60105

Regular price $51.12
Alfa Tools CO60106 #6 COBALT SPLIT POINT JOBBER DRILL - Std Qty Pack 12

Alfa Tools CO60106 #6 COBALT SPLIT POINT JOBBER DRILL - Std Qty Pack 12

SKU: AT-CO60106
MPN: CO60106

Regular price $50.88