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3M
SKU: 3M1407-XR
Communications Extended Range EMS Marker Ball
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3M
SKU: 3M1402-XR
Power Extended Range EMS Marker Ball
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3M
SKU: 3M1401-XR
Telephone Extended Range EMS Marker Ball
Comstar offers both 3M Extended Range Marker Balls as well as Greenlee's Omni Markers. Both use industry standard color coding and frequency identification for the respective utilities.
3M
SKU: 3M1407-XR
3M
SKU: 3M1402-XR
3M
SKU: 3M1401-XR