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Mag-Bit - 5/16″ Shank Drill Extension for 1/4, 5/16 & 7/16″ Shank Drill Bits - 85740223 - MSC Industrial Supply
![5PCS 5/16"Inch HSS General Purpose Heavy Duty Jobber Twist Drill Bits,Black oxide,ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc. (5 /16) - Amazon.com 5PCS 5/16"Inch HSS General Purpose Heavy Duty Jobber Twist Drill Bits,Black oxide,ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc. (5 /16) - Amazon.com](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/816feyk1ewL._AC_UF894,1000_QL80_.jpg)
5PCS 5/16"Inch HSS General Purpose Heavy Duty Jobber Twist Drill Bits,Black oxide,ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc. (5 /16) - Amazon.com
![DEWALT 5/16-in 4-9/16-in Cobalt Alloy Steel Jobber Length Twist Drill Bit in the Twist Drill Bits department at Lowes.com DEWALT 5/16-in 4-9/16-in Cobalt Alloy Steel Jobber Length Twist Drill Bit in the Twist Drill Bits department at Lowes.com](https://mobileimages.lowes.com/productimages/571e2ed3-77d5-4424-af91-636d25a31fba/04632799.jpg)
DEWALT 5/16-in 4-9/16-in Cobalt Alloy Steel Jobber Length Twist Drill Bit in the Twist Drill Bits department at Lowes.com
![21PCS Drill Bit Set 1/16 to 1/4 5/16 3/8 1/2 Professional Twist Drill Bits for Stainless Steel, Steel Wood Plastic Aluminum Alloy - China Drill Bits, Drill | Made-in-China.com 21PCS Drill Bit Set 1/16 to 1/4 5/16 3/8 1/2 Professional Twist Drill Bits for Stainless Steel, Steel Wood Plastic Aluminum Alloy - China Drill Bits, Drill | Made-in-China.com](https://image.made-in-china.com/202f0j00vDfYUGeGIjqR/21PCS-Drill-Bit-Set-1-16-to-1-4-5-16-3-8-1-2-Professional-Twist-Drill-Bits-for-Stainless-Steel-Steel-Wood-Plastic-Aluminum-Alloy.webp)
21PCS Drill Bit Set 1/16 to 1/4 5/16 3/8 1/2 Professional Twist Drill Bits for Stainless Steel, Steel Wood Plastic Aluminum Alloy - China Drill Bits, Drill | Made-in-China.com
![Precision Twist Drill - Jobber Length Drill Bit: 5/16″ Dia, 118 °, High Speed Steel - 78502283 - MSC Industrial Supply Precision Twist Drill - Jobber Length Drill Bit: 5/16″ Dia, 118 °, High Speed Steel - 78502283 - MSC Industrial Supply](https://cdn.mscdirect.com/global/images/ProductImages/7850209-21.jpg)