Naniwa Stainless Steel Toishi Dai Stone Holder Dropship #15 on the Parts Diagram

#15 on the Parts Diagram in the Manual

the the bar of the chainsaw is held in place in the Vise

which will fit in many knife blocks

1 micron: 61463691133

310-16 Attachments Instructional DVD gives you all the details

Naniwa Stainless Steel Toishi Dai Stone Holder Dropship #15 on the Parts DiagramUse your stones in a Naniwa Toishi Dai Naniwa's Adjustable Stone Holder The Naniwa Toishi Dai Stone Holder is a high quality working holder with a wide range of adjustability. The Toishi Dai will hold stones from as short as 3 3 4" long and up to 8 1 2" long (95 215mm). All Naniwa Stones can be used in the Naniwa Stone Holder. And many other makes of water stone will fit as well. Use the Toishi Dai on its own for stable sharpening on any work surface.