Slider for slide fastener

A slider for a slide fastener comprising:

• a slider body and a handle of which one end is supported by a pivot supporting portion on an upper surface of the slider body;
• wherein a window portion is formed in a handle main body of the handle;
• wherein a pair of left and right cantilever engagement pieces are disposed to extend from one of inner edge portions of the window portion toward a facing inner edge portion;
• and
• wherein a handle attachment/detachment column part having an attachment/detachment head which is attached to or detached from the pair of the left and right cantilever engagement pieces in a snapped shape is disposed to protrude at least at a rear opening side on the upper surface of the slider body;
• wherein the pair of the left and right cantilever engagement pieces have engagement portions with respect to the attachment/detachment head at facing inner side surfaces thereof;
• in the engagement portion, at least a free end portion of each of the pair of the left and right cantilever engagement pieces is formed to have a slanted plane which is slanted downward with respect to a facing plane, and
• the engagement portions are configured to have a head receiving space which receives the attachment/detachment head at a time of engaging each of the cantilever engagement pieces with the attachment/detachment head.