SPI Revolving Head Knurling Tools
Features:
- Chamfered knurls supplied
- Complete with one set each of fine, medium and coarse diagonal knurls
Model 35-640 to 35-643 are Import type and 35-644 to 35-647 are Knurlcraft type
3/8 X 7/8 X 5 1/2 LONG 4 HEAD