Suehiro Sharpening Stone with and Double-Sided Base, #1000 #3000, No. 2500-S

---------------------------------------------------------------------- 【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction. 【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary. 【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product. 【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. ---------------------------------------------------------------------- Uses: When sharpening stainless steel and steel blades. Grit size: #1,000 (medium grit), #3,000 (finishing grit) Instructions for use 1: Immerse the whetstone in water until the air bubbles disappear (about 10 minutes). Method of use 2: Sharpen 10 to 15 times Instructions for use 3: Remove the burr from the blade.