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Master Power ® - Cooper - Stuhr
STUHR 1000/4000

Double padded STUHR 1000 and 4000 models provide fast, superb finishes.

Pads powered by horizontally opposed inline pistons.

Unique in the industry.

Large Abrasive Area: 70 square inches.

Operator Comfort: Compact & smooth running.

Beautiful Finish: Precision machined slide assembly.

Clean Work Area: Dust controlled operation on selected models.

Catalog Number
1000-1 or 4000-1
10001 or 40001
1000-3 or 4000-3
1000-4 or 4000-4
1000-5 or 4000-5
1000-6 or 4000-6
1000-7 or 4000-7
1000-8 or 4000-8
1000-DC-3 w/ dust attachment
1000-DC-5 w/ dust attachment
1000-DC-6 w/ dust attachment

Shoe Number
Sander Only
URM 1041
URM 700
URM 1041
URM 700
URM 700
URM 1041
URM 1041
URM 700
URM 700
URM 700

Pad Number
-------
URM 1053
URM 2119
URM 1108
URM 2131
URM 21661
URM 1049
URM 1050-3
URM 2119
URM 2131
URM 21661

Add "A" to catalog number for models with automatic wet feed attachment. (Example 1000A-1)
Air and water are turned on by the operating lever.

Model Number
1000
4000

Description
Opposed Straight Line
Opposed Straight Line

Weight
7.5 lbs
9.0 lbs

Stroke
7/16"
3/4"

Speed
3700 S.P.M.
3100 S.P.M.

Paper Capacity
4 to 8 sheets
4 to 8 sheets

Air Pressure
75 P.S.I.
75 P.S.I.

SHOES

PADS

Part Number	Description	Pad Number	Description	Sheet Size
URM 1041	Shoe may be used with these pads	URM 1053	1/2" felt	3" x 7-1/2"
		URM 1108	3/4" felt	3" x 7-3/4"
		URM 1049	soft mattress	2-3/4" x 6-3/4"
		URM 1050-3	soft tubular	2-3/4" x 9"
URM 700	Shoe may be used with these pads	URM 2119	3/8" felt	3 1/3" x 9"
		URM 2131	1/2" felt	3 1/3" x 9-3/4"
		URM 21661	soft tubular	3 1/3" x 9"

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