... Erogonomically Designed With a Very High Blade Tension, hand saw2.Robust frame & grip design3.Hacksaw blade: HSS, Bi-metal, common ... carbon steel, flexible blade, two-times harden high flexible blade, double face blade4.Blade length:300mm Throat depth:98mm Rugged ... and rear handles6.Other color for choice7.Any easy blade changing system8.Best service,fast shippment9.Durable,useful and ...