Japanese Saw SAMURAI KAMISAWA KOUGYO Take 270 mm Fine Teeth BGS-270-SH from Japan It is a blade of "Samurai patent songs blade saw blade type (with sheath) Most rough eyes 270mm Blade length: 270mm, pitch: 4mm (rough th), no clams, shock grilled Nyuha, hard chrome plating Hardness: 950HV (HRC67-68 )