Experience a keen edge.

Stoneā€™s Touch Sharpening is a full-service mobile sharpening studio based in Castro Valley, CA.

Using traditional Japanese hand-sharpening techniques alongside custom-designed modern sharpening gear, our meticulous sharpening service leaves you with beautiful and razor-sharp edges on your trusted knives, tools, and shears.

Sharp edges when you need them.

We offer many ways to get your items sharpened quickly and reliably. You can book a sharpening appointment, drop off your items using our contactless secure lockbox, schedule a House Call, or find us at one of many Bay Area Farmersā€™ Markets.

No matter which option you chose, you can rely on our meticulous service to restore your blades to their prime condition.

  • "Communicative, friendly, incredibly knowledgeable, and efficient knife sharpening service."

    -DY

  • "Simon is the best in the business. He sharpened 7 western knives and 3 Japanese knives for me. The Japanese knives, which is what I came to him for, were 10x sharper than when I bought them."

    -LW

  • "My knives were in very rough shape; 4 of the tips were broken and he fixed them perfectly. He did a really great job!!! Highly recommended."

    -JB

We make it easy.

Book your sharpening today, or find us at one of many local Farmersā€™ Markets: