A variety of reduction sleeves are available to increase the flexibility of TAIPU tooling systems by allowing chucks to securely accommodate a greater range of tool diameters, DCP005Φ60-48 change the diameter of chucks to tap small hole on a machine with maximum tap size M600.It widen the range of tapping capacity to save the purchasing cost, satisfy more demand of customer. Adaptor to change the diameter of chucks to tap small hole M30 to M20 on big tapping capacity above M60 machine, we are engaged in offering quality assured reduction sleeve as customer need. It is free in 4 standard DIN ISO JIS and ANSI, as a manufacturer, tailor-made as any size, standard and dealer brand as user required.