goldstarkitchen 
Best results for titanium drill bits vs black oxide
Bosch CO2147 5/16 In. x 4-1/2 In. Cobalt Drill Bit
$5.42
$7.91
Amazon.com
Last update was on: October 31, 2024 10:14 am
- Withstands high-temperature applications for extended periods of time (up to 1,100 degreeF)
- Rigid, thick web design adds stability to bit in tough applications
- Surface hardened to penetrate tough abrasive materials
- Available in jobber length, full shank
- Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium
DEWALT DD5157 Impact Ready 7 Piece Titanium Drill Bit Set
$17.96
$21.01
Amazon.com
Last update was on: October 31, 2024 10:14 am
- N/A
- Hecho en EE. UU. o importado
- Ground from solid 1-piece design is up to 5 times more durable than the current 2-piece conventional product
- Patented web taper increases the rigidity of the bit to decrease the potential for bit breakage
- Patented pilot point tip allows users to drill holes faster and offers clean burr free holes
- Common users include electricians, HVAC, mechanics, glaziers and GC's
Milwaukee 48-32-4021 Shockwave Impact Duty Driver Bit Set (70-Piece)
$69.99
$95.19
Amazon.com
Last update was on: October 31, 2024 10:14 am
- Optimized shock zone geometry absorbs peak torque and prevents breaking
- Proprietary steel and heat treat process for maximum strength and durability
- Forged tips for maximum grip
- Absorbs 3X more torque vs. impact bits
- Precise Fit Custom Machined Tip prevents stripping and reduces wobble
