Cross Hole Dia 1/2Inch R8 Shank 3 Boring Head & 8 Pieces 3/4 Boring Bar Set

  

Specification: Body Diameter: 3" Boring bar Hole: 3/4" Cross Hole Dia: 1/2" Maximum Offset: 5/8" Mount Type: Threaded Threaded Mount Size: 1-1/2-18 Dial Reading: 0-100 Diameter Direct Reading: 0.001 Min Boring Diameter: 0.375" Max Boring Diameter: 5" Distance Between Hole Centers: 0.925 Center Distance bt 2 bottom hole: 5/8 With R8 Shank. Description: 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. Cross Hole Dia 1/2Inch R8 Shank 3" Boring Head & 8 Pieces 3/4" Boring Bar Set.

1 DIV = 0.001"ø??? 0.001" ø, meaning on the 0-50 dial, when turning the dial by 1 division/graduation, the boring head's travel is 0.001" in radius movement, 0.002" in diameter movement. When the direction of the dial is reversed, the backlash between the gear train is listed below.

Internal bore within H7 specification to give tight fitting with cutting's shank. Nickel plate finished have a great advantage over black oxided finish. 1 division is equaled to 0.0001 travel in diameter. 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. C6 grade: carbide for steel and alloy steel. Please check pictures for more details. If you have any issues about the model, please contact with us!

Package details include: 3 Boring Head R8 Shank 1-1/2-18 Threads for Boring Head. 8 Pcs 3/4 Boring Bar Set. You will receive exactly what you see on the picture.

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