![21PCS HSS Cobalt Drill Bits Set 1/16 to 3/8 With Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron - Etsy 21PCS HSS Cobalt Drill Bits Set 1/16 to 3/8 With Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron - Etsy](https://i.etsystatic.com/27051428/r/il/44e797/3574144599/il_570xN.3574144599_cbne.jpg)
21PCS HSS Cobalt Drill Bits Set 1/16 to 3/8 With Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron - Etsy
![3/8-Inch Cobalt Drill Bit, 135 Split Point Tip, Tri-Cut Shank, 5 Pack - Jobber Drill Bits - Amazon.com 3/8-Inch Cobalt Drill Bit, 135 Split Point Tip, Tri-Cut Shank, 5 Pack - Jobber Drill Bits - Amazon.com](https://m.media-amazon.com/images/I/61Kw3POR5nL._AC_UF1000,1000_QL80_.jpg)
3/8-Inch Cobalt Drill Bit, 135 Split Point Tip, Tri-Cut Shank, 5 Pack - Jobber Drill Bits - Amazon.com
![Amazon.com: POWERTEC 3/8 Inch Cobalt Drill Bits, 4 Pack M35 HSS Cobalt Jobber Length Twist Drill Bits w/135° Tip, Drill Bits for Drilling Wood, Metal, Stainless Steel, Nickel Alloy, Cast Iron & Amazon.com: POWERTEC 3/8 Inch Cobalt Drill Bits, 4 Pack M35 HSS Cobalt Jobber Length Twist Drill Bits w/135° Tip, Drill Bits for Drilling Wood, Metal, Stainless Steel, Nickel Alloy, Cast Iron &](https://m.media-amazon.com/images/I/71-FcrIDS4L._AC_UF894,1000_QL80_.jpg)
Amazon.com: POWERTEC 3/8 Inch Cobalt Drill Bits, 4 Pack M35 HSS Cobalt Jobber Length Twist Drill Bits w/135° Tip, Drill Bits for Drilling Wood, Metal, Stainless Steel, Nickel Alloy, Cast Iron &
![Drill Hog® 3/8" Cobalt Drill Bits M42 3/8" Drill Bit 6 Pack Lifetime Warranty | Fabricating and Metalworking Drill Hog® 3/8" Cobalt Drill Bits M42 3/8" Drill Bit 6 Pack Lifetime Warranty | Fabricating and Metalworking](https://i.ebayimg.com/images/g/W7cAAOSwo0JWPqRB/s-l1600.jpg)
Drill Hog® 3/8" Cobalt Drill Bits M42 3/8" Drill Bit 6 Pack Lifetime Warranty | Fabricating and Metalworking
![DEWALT 3/8-in 5-1/16-in Cobalt Alloy Steel Jobber Length Twist Drill Bit in the Twist Drill Bits department at Lowes.com DEWALT 3/8-in 5-1/16-in Cobalt Alloy Steel Jobber Length Twist Drill Bit in the Twist Drill Bits department at Lowes.com](https://mobileimages.lowes.com/productimages/9a433f26-92c8-46dd-b822-e38e898e76c9/04632800.jpg)
DEWALT 3/8-in 5-1/16-in Cobalt Alloy Steel Jobber Length Twist Drill Bit in the Twist Drill Bits department at Lowes.com
![Heavy Duty Cobalt Drill Bit 3/8 | Cobalt | Drill Bits | Drilling | Abrasives/Cutting/Drilling | Wurth USA Heavy Duty Cobalt Drill Bit 3/8 | Cobalt | Drill Bits | Drilling | Abrasives/Cutting/Drilling | Wurth USA](https://www.wurthusa.com/medias/sys_master/images/images/h50/ha4/8800350666782/1622705-HeavyDutyCobaltDrillBit.jpg)