ข้อต่อ ลดกลม หนา C13.5 Reducing socket

3/4" x 1/2", 1" x 1/2", 1" x 3/4", 1 1/4" x 1/2", 1 1/4" x 3/4", 1 1/4" x 1", 1 1/2" x 1/2", 1 1/2" x 3/4", 1 1/2" x 1", 1 1/2" x 1 1/4", 2" x 1/2", 2" x 3/4", 2" x 1", 2" x 1 1/2", 2 1/2" x 1/2", 2 1/2" x 3/4", 2 1/2" x 1", 2 1/2" x 1 1/2", 2 1/2" x 2", 3" x 1", 3" x 1 1/2", 3" x 2", 3" x 2 1/2", 4" x 1 1/2", 4" x 2", 4" x 3", 6" x 4"