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 MJ151958 3.60MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151958 3.60MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151958
MPN: MJ151958

Regular price $31.44
Alfa Tools MJ151959 3.70MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151959 3.70MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151959
MPN: MJ151959

Regular price $32.40
Alfa Tools MJ151960 3.75MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151960 3.75MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151960
MPN: MJ151960

Regular price $33.48
Alfa Tools MJ151961 3.80MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151961 3.80MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151961
MPN: MJ151961

Regular price $33.48
Alfa Tools MJ151962 3.90MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151962 3.90MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151962
MPN: MJ151962

Regular price $33.48
Alfa Tools MJ151963 4.00MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151963 4.00MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151963
MPN: MJ151963

Regular price $29.52
Alfa Tools MJ151964 4.10MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151964 4.10MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151964
MPN: MJ151964

Regular price $27.72
Alfa Tools MJ151965 4.20MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151965 4.20MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151965
MPN: MJ151965

Regular price $33.48
Alfa Tools MJ151967 4.30MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151967 4.30MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151967
MPN: MJ151967

Regular price $33.48
Alfa Tools MJ151969 4.50MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151969 4.50MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151969
MPN: MJ151969

Regular price $30.60
Alfa Tools MJ151970 4.60MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151970 4.60MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151970
MPN: MJ151970

Regular price $35.04
Alfa Tools MJ151971 4.70MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151971 4.70MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151971
MPN: MJ151971

Regular price $27.72
Alfa Tools MJ151973 4.80MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151973 4.80MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151973
MPN: MJ151973

Regular price $35.04
Alfa Tools MJ151974 4.90MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151974 4.90MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151974
MPN: MJ151974

Regular price $39.48
Alfa Tools MJ151975 5.00MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151975 5.00MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151975
MPN: MJ151975

Regular price $39.48
Alfa Tools MJ151976 5.10MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151976 5.10MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151976
MPN: MJ151976

Regular price $40.56
Alfa Tools MJ151977 5.20MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151977 5.20MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151977
MPN: MJ151977

Regular price $40.44
Alfa Tools MJ151979 5.30MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151979 5.30MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151979
MPN: MJ151979

Regular price $40.44
Alfa Tools MJ151980 5.40MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151980 5.40MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151980
MPN: MJ151980

Regular price $45.24
Alfa Tools MJ151981 5.50MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151981 5.50MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151981
MPN: MJ151981

Regular price $43.08
Alfa Tools MJ151982 5.60MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151982 5.60MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151982
MPN: MJ151982

Regular price $47.28
Alfa Tools MJ151983 5.70MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151983 5.70MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151983
MPN: MJ151983

Regular price $47.28
Alfa Tools MJ151984 5.75MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151984 5.75MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151984
MPN: MJ151984

Regular price $47.28
Alfa Tools MJ151985 5.80MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

Alfa Tools MJ151985 5.80MM HSS ALFA USA METRIC JOBBER DRILL - Std Qty Pack 12

SKU: AT-MJ151985
MPN: MJ151985

Regular price $47.28