Description:  This is a Large 6-1/2" 6 Head Knurling Tool w/ 3/8" Heads for metal lathe working.

Description:  This is a Large 6-1/2" 6 Head Knurling Tool w/ 3/8" Heads for metal lathe working. 6-1/2" KNURLING TOOL INDUSTRIAL QUALITY TOOL LARGE 6 HEAD KNURLING TOOL EACH HEAD IS 3/8" WIDE x 3/4" DIAMETER VERSATILE TOOL IS 7-1/4" LONG O.A. ROBUST CONSTRUCTION SELF CENTERING LOCK KNOB COMES WITH FINE, MEDIUM & COARSE KNURLS FOR FORMING DIAMOND CROSS-HATCH PATTERNS SUPPORT BAR MEASURES: 7/16" x 1-1/8" x 4-3/8" LONG KNURLS: FINE / MEDIUM / COARSE WORKS ON MOST FERROUS & NON-FERROUS METALS TOOL WEIGHS 1 lb - 15 oz