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Cobalt Drill Bits

21 PIECE COBALT DRILL BIT SET | Matco Tools List: $186.95
(0) 21 PIECE COBALT DRILL BIT SET
DMC21A

Made from M42 8% cobalt with superior hardness for the highest possible heat and wear resistance. Suitable for the toughest high alloy steels, stainless and fasteners. 135° split point design for easier hole starting, faster cutting and longer edge life... View Details

5 PIECE COBALT LEFT HAND DRILL SET | Matco Tools List: $68.95
(0) 5 PIECE COBALT LEFT HAND DRILL SET
DMCLM5A

5 cobalt left-hand drill bits for drilling holes and extracting fasteners without turning the fastener tighter. Made from M42 8% cobalt with superior hardness for the highest possible heat and wear resistance. Suitable for the toughest hardened fasteners... View Details

8 PIECE LEFT HAND DRILL BIT SET | Matco Tools List: $122.95
(3) 8 PIECE LEFT HAND DRILL BIT SET
DM8LA

Left hand drill bits for drilling into and extracting damaged fasteners without threading the fastener tighter. Mechanic's length for tighter access and a more rigid design that resists flex and fracturing. Includes sizes 5/64", 7/64", 1/8", 5/32", 3/16", 1/4", 5/16", and 3/8"... View Details

13 PIECE COBALT DRILL SET | Matco Tools List: $102.95
(1) 13 PIECE COBALT DRILL SET
DMC13A

13 cobalt drill bits 1/16" through 1/4" in 64ths. Made from M42 8% cobalt with superior hardness for the highest possible heat and wear resistance. Suitable for the toughest high alloy steels, stainless and fasteners... View Details

29 PIECE COBALT DRILL BIT SET | Matco Tools List: $396.95
(2) 29 PIECE COBALT DRILL BIT SET
DMC29A

Made from M42 8% cobalt with superior hardness for the highest possible heat and wear resistance. Suitable for the toughest high alloy steels, stainless and fasteners. 135° split point design for easier hole starting, faster cutting and longer edge life... View Details

29 PIECE COBALT MECHANIC'S LENGTH HYPER-STEP REDUCED SHANK DRILL BIT SET | Matco Tools List: $535.95
(82) 29 PIECE COBALT MECHANIC'S LENGTH HYPER-STEP REDUCED SHANK DRILL BIT SET
DBC29HSRM

Matco Exclusive Hyper-Step tip design cuts 45% faster and stay sharp 4X longer. Cobalt drill material for use on even the toughest jobs like stainless, grade 8 fasteners, hardened alloys and cast irons. Mechanic’s length size for increased drill bit rigidity and improved tight space access... View Details

11/64" COBALT DRILL BIT | Matco Tools List: $6.50
(0) 11/64" COBALT DRILL BIT
HDC11A

Individual drill bit. Made from M42 8% cobalt with superior hardness for the highest possible heat and wear resistance. Suitable for the toughest high alloy steels, stainless and fasteners... View Details

15/64" COBALT DRILL BIT | Matco Tools List: $9.95
(0) 15/64" COBALT DRILL BIT
HDC15A

Individual drill bit. Made from M42 8% cobalt with superior hardness for the highest possible heat and wear resistance. Suitable for the toughest high alloy steels, stainless and fasteners... View Details

1/8" COBALT DRILL BIT | Matco Tools List: $3.95
(0) 1/8" COBALT DRILL BIT
HDC8A

Individual drill bit. Made from M42 8% cobalt with superior hardness for the highest possible heat and wear resistance. Suitable for the toughest high alloy steels, stainless and fasteners... View Details

19/64" COBALT DRILL BIT | Matco Tools List: $17.95
(0) 19/64" COBALT DRILL BIT
HDC19A

Individual drill bit. Made from M42 8% cobalt with superior hardness for the highest possible heat and wear resistance. Suitable for the toughest high alloy steels, stainless and fasteners... View Details

27/64" COBALT DRILL BIT | Matco Tools List: $41.95
(0) 27/64" COBALT DRILL BIT
HDC27A

Individual drill bit. Made from M42 8% cobalt with superior hardness for the highest possible heat and wear resistance. Suitable for the toughest high alloy steels, stainless and fasteners... View Details

1/2" COBALT DRILL BIT | Matco Tools List: $49.95
(0) 1/2" COBALT DRILL BIT
HDC32A

Individual drill bit. Made from M42 8% cobalt with superior hardness for the highest possible heat and wear resistance. Suitable for the toughest high alloy steels, stainless and fasteners... View Details

3/8" LEFT HAND TWIST DRILL BIT  | Matco Tools List: $34.95
(0) 3/8" LEFT HAND TWIST DRILL BIT 
HDL24A

Left hand drill bit for drilling into and extracting damaged fasteners without threading the fastener tighter. Mechanic's length for tighter access and a more rigid design that resists flex and fracturing. For use with a reversible drill... View Details

7/64" COBALT HYPER-STEP MECHANIC'S LENGTH DRILL BIT | Matco Tools List: $3.95
(0) 7/64" COBALT HYPER-STEP MECHANIC'S LENGTH DRILL BIT
DBCHS7

Matco’s exclusive Hyper-Step tip design that cuts 45% faster and stays sharp up to 4X longer. Cobalt drill material for use on even the toughest jobs like stainless, Grade 8 fasteners, hardened alloys and titanium. Mechanic’s length size for increased drill bit rigidity and improved tight space access... View Details

11/64" COBALT HYPER-STEP MECHANIC'S LENGTH DRILL BIT | Matco Tools List: $9.25
(0) 11/64" COBALT HYPER-STEP MECHANIC'S LENGTH DRILL BIT
DBCHS11

Matco’s exclusive Hyper-Step tip design that cuts 45% faster and stays sharp up to 4X longer. Cobalt drill material for use on even the toughest jobs like stainless, Grade 8 fasteners, hardened alloys and titanium. Mechanic’s length size for increased drill bit rigidity and improved tight space access... View Details

15/64" COBALT HYPER-STEP MECHANIC'S LENGTH DRILL BIT | Matco Tools List: $15.50
(1) 15/64" COBALT HYPER-STEP MECHANIC'S LENGTH DRILL BIT
DBCHS15

Matco’s exclusive Hyper-Step tip design that cuts 45% faster and stays sharp up to 4X longer. Cobalt drill material for use on even the toughest jobs like stainless, grade 8 fasteners, hardened alloys and titanium. Mechanic’s length size for increased drill bit rigidity and improved tight space access... View Details

19/64" COBALT HYPER-STEP MECHANIC'S LENGTH DRILL BIT | Matco Tools List: $24.95
(0) 19/64" COBALT HYPER-STEP MECHANIC'S LENGTH DRILL BIT
DBCHS19

Matco’s exclusive Hyper-Step tip design that cuts 45% faster and stays sharp up to 4X longer. Cobalt drill material for use on even the toughest jobs like stainless, Grade 8 fasteners, hardened alloys and titanium. Mechanic’s length size for increased drill bit rigidity and improved tight space access... View Details

23/64" COBALT HYPER-STEP MECHANIC'S LENGTH DRILL BIT | Matco Tools List: $36.95
(0) 23/64" COBALT HYPER-STEP MECHANIC'S LENGTH DRILL BIT
DBCHS23

Matco’s exclusive Hyper-Step tip design that cuts 45% faster and stays sharp up to 4X longer. Cobalt drill material for use on even the toughest jobs like stainless, grade 8 fasteners, hardened alloys and titanium. Mechanic’s length size for increased drill bit rigidity and improved tight space access... View Details

3/8" COBALT HYPER-STEP MECHANIC'S LENGTH DRILL BIT | Matco Tools List: $43.95
(0) 3/8" COBALT HYPER-STEP MECHANIC'S LENGTH DRILL BIT
DBCHS24

Matco’s exclusive Hyper-Step tip design that cuts 45% faster and stays sharp up to 4X longer. Cobalt drill material for use on even the toughest jobs like stainless, Grade 8 fasteners, hardened alloys and titanium. Mechanic’s length size for increased drill bit rigidity and improved tight space access... View Details

7/16" COBALT HYPER-STEP REDUCED SHANK MECHANIC'S LENGTH DRILL BIT | Matco Tools List: $65.95
(0) 7/16" COBALT HYPER-STEP REDUCED SHANK MECHANIC'S LENGTH DRILL BIT
DBCHS28

Matco’s exclusive Hyper-Step tip design that cuts 45% faster and stays sharp up to 4X longer. Cobalt drill material for use on even the toughest jobs like stainless, Grade 8 fasteners, hardened alloys and titanium. Mechanic’s length size for increased drill bit rigidity and improved tight space access... View Details