Extension Length: The 1 piece set extends the shank drill bit an additional 8+3/4 inches, while the 3 piece set extends the shank drill bit an additional 8+3/4 inches to 5+3/8 inches
Compatibility: 1 piece set chuck has a 3/8 inch inside diameter for drills with shank sizes of 3/8 inch or slightly smaller. 3 piece set chuck have 3/8 inch and 2/5 inch inside diameters for drills with shank sizes of 2/5 inch; 3/8 inch or slightly smaller
Great for extending any shank drill bit extra long to help you drill flat holes with a standard drill bit or start a deep hole turning project.
Key Feature:
Fix Screw: The drill bit extension is designed with fix screws, which helps secure the shank in place for efficient extending working.
Specification:
Product Name: Drill Bit Extension
Material: Steel
Color: Silver
Size:
1Pc: Shank Diameter: 3/8in, Overall Length: 10in, Extended Length: 8+3/4in
3Pcs: Shank Diameter: 2/5in or 3/8in, Overall Length: 6.6in, 7in, 10in, Extended Length: 8+3/4in Or 5+3/8in
254mm Size: Full Length 254mm/10in; Shank Diameter: 9.35mm/0.37in; Internal Diameter: 9.7mm/0.38in
169mm Size: Full Length 169mm/6.6in; Shank Diameter: 9.35mm/0.37in; Internal Diameter: 10.5mm/0.41in
178mm Size: Full Length 178mm/7in; Shank Diameter: 9.35mm/0.37in; Internal Diameter: 9.7mm/0.38in
Note:
1.There may be slight differences between the picture and the actual color of the commodity. We will try our best to show you the exact color.
2.Please allow slight dimension difference due to manual measurement.
1 x Drill Bit Extender
1 x Wrench
or
3 x Drill Bit Extenders
3 x Wrenches
Drill Bit Extender,Drill Bit Extension,Bit Extension,Extra Long Bit Extension