Specification:
Material : Spring Steel (60Si2Mn)
Finish : Chemical Blackening
Material Thickness : 0.7mm, 0.8mm
Material Width : 6mm, 8mm
Spring OD : 35mm
Expand Length : 680mm/26.8inch
Inner Mounting Type : Hook
Outer Mounting Type : Hook

Package Content :
2 x 0.7mm Drill Press Spring
2 x 0.8mm Drill Press Spring

Description:
1.The drill press quill return spring is good replacement for many existing quill spring drill presses, this is the chrome housed spring that returns the quill to the top after you have completed drilling.Used to all kinds of vacuum cleaner coil spring, volume tube coil spring, safe coil spring and so on.
2.Chemical Blackening, the performance of the product form oxide film, isolate the air, prevent rust.
3.Pay attention to safe when installing springs. Do not loosen the wire of fixed springs! When installing, install the spring with a fixed wire directly into the spring , and the wire will slide out.