... Working LengthFor wet cutting very wide range of building materials, such as reinforced concrete ... 600mm.Available all kinds of connection thread, such as 1/2"BSP, 1-1/4"UNC, 5/8 ... 1/4” UNC227, 23015450/5001-1/4” UNC25016, 17, 20450/5001-1/4” UNC27016, 18, 22450/5001-1/4” UNC30016, 18, 19, 24450/5001-1 ... and Package of our products Outlook of Our Factory Quality Guaranteed. Certificate of ISO 9001: ...