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Made in Korea · Professional grade

Diamond Tools Imported from South Korea

Diamond blades, cup wheels, core bits and polishing pads for granite, quartz and marble — at wholesale prices.

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B2B wholesale · Silver / Gold / Premium

Sinks, Stone & Hardware Tools

Kitchen & bathroom sinks, natural stone and hardware tools at wholesale prices — with tier discounts, invoicing and delivery.

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Cutting

Everything for cutting — professional tools at wholesale prices.

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Grinding

Everything for grinding — professional tools at wholesale prices.

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Sinks, stone and the tools to install them — everything for the build in one place.

Supplies
Supplies
31 Products
Cutting
Cutting
85 Products
Grinding
Grinding
86 Products
Drilling
Drilling
84 Products
Shaping
Shaping
75 Products
Polishing
Polishing
106 Products
Sink
15 Products
Silicones
3 Products

Featured Products

Handpicked by our team for quality, value and what contractors ask for most.

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Top quality for every project

From natural stone slabs to the blades that cut them — trusted brands at wholesale prices.

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Backer Pads Rigid Aluminum
Polishing
Backer Pads Rigid Aluminum
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Bolts for Profilers
Polishing
Bolts for Profilers
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Backer Pads #VALUE!
Polishing
Backer Pads #VALUE!
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Milling Wheel 14" · 8 X 8 X 40mm Length · Premium · Nylon Core
Grinding
Milling Wheel 14" · 8 X 8 X 40mm Length · Premium · Nylon Core
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Dry Polishing Pad 3" · #100
Polishing
Dry Polishing Pad 3" · #100
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Mini Lilac Turbo Cup Wheel 2" · 15mm · 5mm · Pos.2
Grinding
Mini Lilac Turbo Cup Wheel 2" · 15mm · 5mm · Pos.2
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Dry Polishing Pad 4" · #30
Polishing
Dry Polishing Pad 4" · #30
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Milling Wheel 14" · 8 X 8 X 40mm Length · Premium · Steel Core
Grinding
Milling Wheel 14" · 8 X 8 X 40mm Length · Premium · Steel Core
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Why OTTO

Built for the trade

A wholesale platform for contractors and remodelers — special pricing, tier discounts, invoices and delivery.

  • 01 Per-product special prices for every approved company
  • 02 Silver, Gold and Premium — discounts grow with your tier
  • 03 Invoices by email with e-signature; pay by card, Stripe or check
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Segmented Ogee edge F20 pos0
New arrival
Segmented Ogee edge F20 pos0
 V3 3 step polishing pad
New arrival
V3 3 step polishing pad

New Arrivals

Fresh in stock this month.