-Please select the model of whetstone.-  -The prices may change frequently because of the US Dollar / Japanese Yen rate.- Combined shipping discount is 3USD. -Notice- In the course of production,whetstones might be lacking in the corner slightly. -Shipping- eBay always recommend "Standard shipping" registered airmail.Because Economy shipping parcel has been delayed or lost sometimes. Economy shipping:SAL(About 20-50 days. No tracking number / No insurance.) Standard shipping:Registered Airmail(About 10-30 days. It has tracking number.) -Dear Buyers- Please let us know if you do not receive the item after 50 days. Please contact us before leaving a negative feedback or opening cases.