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Machinery Photo Index
Manufactured/Badged by:
Delta Specialty/Delta Mfg. Co./Delta-Rockwell/Rockwell Intl.
Milwaukee, WI; Jackson, TN; Tupelo, MS

Machine Specifications
Machine Class: Wood Working Machinery
Machine Type: Sander
Machine Size: 4" Belt / 12" Disc
Submitted By: Howard Rosenberg
Machine Specifications
Description/Model: 31-700 Finishing Machine
Date of Manufacturer: 1960
Serial Number: CN 515
Last Updated 7/13/2014 3:43:59 PM

Comments:
I picked up this Delta Rockwell 31-700 4" belt / 12" disk Finishing Machine on CL for $150. The Serial Number is CN 515 which dates this machine to 1960.

The original owner (the one before the guy I purchased this from) was evidently an ophthalmologist and felt that the machine was unsafe so he added some "custom" guards to this machine. They are done very well but I have been thinking about removing them although I think if I do they will leave behind too many little holes. The only negative I can see is that one of the guards blocks the back end of the belt so sanding on the curve is not possible. He also built a very nice homemade (I think) dust collection system which works great.

The PO had been given this machine after the original owner had passed away.

It is very clean and I am not really going to do anything too it except use it as is. The motor is not original and there is no belt guard but I am very happy with this and have already had good use out of it.

Photo 1:

Comments: Front View
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Photo 2:

Comments: Rear View
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Photo 3:

Comments: Delta Rockwell Badge
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Photo 4:

Comments: Homemade end guard
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Photo 5:

Comments: Homemade dust collector
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Photo 6:

Comments: serial number
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