Hardness : HRC60(+/-1)、Cut well

Nickel silver is used as the butt metal in the screw and hook mechanisms to enhance durability

The blade is serrated (saw-like) to make it easier to cut the cap seal

■ Features

Blade Length ：120mm(4

"OTSUKU" Tennen Toishi (Japanese Natural Whetstone) Kyoto 60 Type 882g Stainless and Nickel Hardness : HRC60(+/-1)、Cut well"OTSUKU" Tennen Toishi (Japanese Natural Whetstone) Kyoto 60 Type 882g Specification Size: Original size: Length approx. 198mm x Width approx. 75mm x Thickness approx. 30mm Weight: 882g Use: For finishing knives Origin: Otsuku, Kyoto Prefecture Features: This is a very beautiful Kyoto Otsuku natural whetstone. It is well tightened and is ideal for finishing blades. It is especially recommended for finishing carpentry tools such as planes and chisels.