The SIP 3" Air Cut-Off Tool Replacement Disc is a perfect replacement for SIP Air Cut-Off Tools. With a 3/8" bore and 20,000rpm max. speed, this replacement air cut-off tool cutting disc is perfect for a range of applications in garage or workshop environments, including autobody cutting and bodywork repair. This replacement disc is hard-wearing and high-quality, offering powerful cutting performance in tandem with the SIP Cut-Off Tool it is optimal for. It is designed to be changed quickly and efficiently for minimal stoppage or interruption in work. � 3" (76mm) disc with a 3/8" bore size � High 20,000rpm maximum no-load disc speed � Designed for the SIP 3" Air Cut-Off Tool � Manufactured for heavy-duty performance