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Double Sawtooth / Hand saws

Double Sawtooth
Double Sawtooth

Double Sawtooth is an improved design to the traditional saw. It has saw tooth in two alignment, when the first alignment is worn out, user can remove it by pliers so as to use the new tooth in the second alignment. Double Sawtooth can save costs, improve material utilization.

University

Xiangtan University

Xiangtan University
Xiang Tan, China

Design

Xiangtan University

Xiangtan University
Xiang Tan, China

Liu Xiong 、Xu Jiang 、Long Huan