Bit the bullet and got Mac Cobalt drill bits. Each and every one

8 Pc Silver And Deming Drill Bit Set High quality HSS material construction. Black and gold surface treatment holds lubricants for smoother drilling.

8PC HSS Cobalt Silver & Deming Drill Bits Set, Large Size 9/16 to 1, Reduced 1/2 Shank by MOLLER

What is the difference between a twist drill and a jobber length drill bit? - Quora

Bosch Cobalt M42 Metal Drill Bits are engineered with upgraded M42 alloy, containing 8% cobalt. These hard-core cobalt bits deliver 10X life vs.

7/16 In. X 5-1/2 In. Cobalt M42 Drill Bit

Mac Drill Bit Set Deals

Drill Bits

Mac Drill Bits On Sale And A New Set With Step Bits Plus Tool Talk

Drilling Accessories

Buy Professional grade 29 Piece Cobalt High Speed Steel Drill Bit Set online, vouched by Gray Tools industry leading warranty.

29 Piece SAE Cobalt Drill Bit Set

What is the difference between a twist drill and a jobber length drill bit? - Quora

Milwaukee 48-89-2370 RED HELIX Cobalt Drill Bit Set - 15PC

10PCS 1/8 Cobalt Drill Bit Set M35 HSS Jobber Length Twist Drill Bits Tools

Cobalt Drill Bit Sets - Bosch Professional