Accusize 4 Pc 1/2'' Round Shank Indexable Boring Bar Set with Tcmt21.50 Carbide Inserts, 90 Degree, 2627-9104

1/2", 0.5in., Round Shank, 90 Degree, Indexable Boring Bar Set, 2627-9104 Round shanks allow the operator to set positive or negative rake Chip breaker eliminates long stringer chips A new cutting edge may be presented by simply indexing the insert It is not necessary to remove tool from chuck or tool post Screw Down Style Positive Rake 90° Lead Uses 0.050" key C6 grade: carbide for steel and alloy steel 1/4" I.C. carbide inserts fit all bars Radius = 0.015” Key = T8 Shank: 1/2" Pieces per set: 4 Set Including the following boring bars: 2627-3020, Shank Dia: 1/2''; Bore Depth: 2-3/4''; Min Bore: 7/16''; Insert: TCMT 21.51; 2627-3022, Shank Dia: 1/2''; Bore Depth: 3-5/8''; Min Bore: 7/16''; Insert: TCMT 21.51; 2627-3024, Shank Dia: 1/2''; Bore Depth: 3''; Min Bore: 1/2''; Insert: TCMT 21.51; 2627-3026, Shank Dia: 1/2''; Bore Depth: 4''; Min Bore: 1/2''; Insert: TCMT 21.51; Round shanks allow the operator to set positive or negative rake. indexing the insert Chip breaker eliminates long stringer chips. It is not necessary to remove tool from chuck or tool post A new cutting edge may be presented by simply. Screw Down Style. Positive Rake 90Degree Lead. Uses 0.050" key. C6 grade: carbide for steel and alloy steel. 1/4" I.C. carbide inserts fit all bars. Radius = 0.015”. Key = T8. Shank: 1/2". Piece per set: 4.