Ruby Sharpening Stone for Cutting Precision Set of 10cm Length #3000, Molds, High-Grade Tools, Polishing, Finishing, 3,

---------------------------------------------------------------------- 【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. ---------------------------------------------------------------------- Material: Sintered body of high-purity aluminum oxide (artificial ruby) Sizes (mm): Rectangle 100*20*5, Triangle 100*8, Circle 100*3 Set includes: 1 rectangular piece, 1 triangular piece, 1 circular piece, and 1 TOMIROAD drawstring bag. It is ideal for chamfering, micro-grinding, and micro-polishing of high-hardness materials, both metallic and non-metallic. This is a special grinding stone used for precision polishing of molds, high-quality blades, and other similar items.