Can be a two-way adjustment adjusted to the maximum limit size error 

Saw head accessories factory unique design design,saw head pin is longer,to avoid fall off from the frame body 

The replacement of the saw blade is convenient,time-saving and labor-saving operation,more relaxed

Parts are fully consistent with the frame body,the saw blade with no shaking accessories in use,operation more accurate,easy

Patented new piece of handle design,feel comfortable,more beautiful

For the flexible continuous distribution of saw blade,more durable,with beautiful

Each case has four boxes,each box has ten saws,giving a saw blade as a gift