3In Boring Head R8 Shank 12-Pack 3/4In Carbide Boring Bar Set Milling

  

3In Boring Head R8 Shank 12-Pack 3/4In Carbide Boring Bar Set Milling. Head size: 3In; Boring bar Hole: 3/4In; Cross Hole Dia: 3/4In; Maximum Offset: 1In. The use of alloy steel has high strength and toughness, good hardenability, no obvious temper brittleness, and high resistance to multiple impacts after quenching and tempering. A micrometer lead screw provides 0.0001In direct reading accuracy and ease of adjusting, Double bar holder permits a greater boring range with out an extreme offset condition. A portable plastic tool box provides protection for boring head, bars and accessories, keep them clean and tidy.

Its convenient for user to carry. Packing including: 1 x 3In Boring Head, 1x R8 Shank, 12 x 3/4In Carbide Boring Bar, 3 x Allen Wrench. A micrometer lead screw provides 0.0001 direct reading accuracy and ease of adjusting. Double bar holder permits a greater boring range with out an extreme offset condition. 1 x 3 Boring Head. 12 x 3/4 Carbide Boring Bar. Center Distance bt 2 bottom hole: 0.60. With R8 shank can be fitted on a 2", 3", or 4 boring head.