Dellonda Hot Tub/Spa Waterline/Surface Cleaner 1L DL58 P6-B hex size 21mm with a

hex size 21mm with a hex drive of 1/2" and an M16 threaded bar that's applied with a chemically blackened finish

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abrasion and weather

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Suitable for attachment to most static workshop machines including bandsaws

Dellonda Hot Tub/Spa Waterline/Surface Cleaner 1L DL58 P6-B hex size 21mm with aFormulated to remove grease, oils and much more from your hot tub surface and waterline area. Helps to maintain water quality to enable you to get more enjoyment from your hot tub. Suitable for all makes and models of hot tubs. KEEPS YOUR HOT TUB CLEAN Formulated to remove grease, oils and much more from your hot tub surface and waterline area. SAFE TO USE Helps to maintain water quality to enable you to get more enjoyment from your hot tub. SUITABLE