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10 Best M42 Cobalt Drill Bit Set - May 2026

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Last Updated: 05-05-2026

1

Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal (1mm-10mm/19pcs)

Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal (1mm-10mm/19pcs)

STROTON

9.8

9.8

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2

Metric M42 8% Cobalt Twist Drill Bits for Stainless Steel and Hard Metal(1.5mm-6.5mm/13pcs)

Metric M42 8% Cobalt Twist Drill Bits for Stainless Steel and Hard Metal(1.5mm-6.5mm/13pcs)

STROTON

9.6

9.6

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3

BOSCH CO14B 14-Piece Assorted Set with Included Case Cobalt M42 Metal Drill Bit with Three-Flat Shank for Drilling Applications in Stainless Steel, Cast Iron, Titanium, Light-Gauge Metal, Aluminum

BOSCH CO14B 14-Piece Assorted Set with Included Case Cobalt M42 Metal Drill Bit with Three-Flat Shank for Drilling Applications in Stainless Steel, Cast Iron, Titanium, Light-Gauge Metal, Aluminum

Bosch

9.5

9.5

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4

Metric M42 8% Cobalt Drill Bits Set for Stainless Steel and Hard Metal - 13Pcs Industrial Grade Titanium Coated High Cobalt Drill Bit Set

Metric M42 8% Cobalt Drill Bits Set for Stainless Steel and Hard Metal - 13Pcs Industrial Grade Titanium Coated High Cobalt Drill Bit Set

TOWOLYS

9.2

9.2

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5

Bosch Professional 2608587014 19-Piece HSS-Cobalt ProBox Metal Drill Bit Set (for Stainless Steel, Accessories for Drill Drivers), Gold, 1mm-10mm

Bosch Professional 2608587014 19-Piece HSS-Cobalt ProBox Metal Drill Bit Set (for Stainless Steel, Accessories for Drill Drivers), Gold, 1mm-10mm

Bosch

9.1

9.1

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6

Drill America - D/A29J-CO-PC 29-Piece M42 Cobalt Drill Bit Set in Round Case (1/16" - 1/2" x 64ths), D/ACO Series

Drill America - D/A29J-CO-PC 29-Piece M42 Cobalt Drill Bit Set in Round Case (1/16" - 1/2" x 64ths), D/ACO Series

Drill America

8.8

8.8

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7

Bosch CO21B 21 pc. Cobalt M42 Drill Bit Set

Bosch CO21B 21 pc. Cobalt M42 Drill Bit Set

Bosch

8.6

8.6

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8

Rennie Tool Company 4-10mm HSS Cobalt Drill Bit Set With Plastic Case - Drill Bits Set of 5 Pieces for Stainless Steel, Aluminium, Hards Metals, Cast Iron, Plastic & Wood

Rennie Tool Company 4-10mm HSS Cobalt Drill Bit Set With Plastic Case - Drill Bits Set of 5 Pieces for Stainless Steel, Aluminium, Hards Metals, Cast Iron, Plastic & Wood

Rennie Tool Company

8.4

8.4

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9

STROTON Metric M35 Cobalt Step Drill Bit for Stainless Steel and Hard Metal (4-32mm/15 steps)

STROTON Metric M35 Cobalt Step Drill Bit for Stainless Steel and Hard Metal (4-32mm/15 steps)

STROTON

8.2

8.2

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10

Pilikoll 12 Pcs M42 HSS Cobalt Drill Bits with 1/4" Hex Shafts 1-6.5mm HSS Drill Bit Set M42-hss Metric Twist Drill Bit hss-Twist Drill Bit Set for Aluminum, Cast Iron,Copper, Metal,Stainless steel

Pilikoll 12 Pcs M42 HSS Cobalt Drill Bits with 1/4" Hex Shafts 1-6.5mm HSS Drill Bit Set M42-hss Metric Twist Drill Bit hss-Twist Drill Bit Set for Aluminum, Cast Iron,Copper, Metal,Stainless steel

Pilikoll

8.1

8.1

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