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Precision Boring Heads
de:- Ausdrehkopf
Description
Precision Boring Heads used for enlarging the hole that has already been drilled( cast) by using single point cutting tool . Boring head , used to achieve greater accuracy of the diameter of a hole.
A small boring bar inserted into one of the holes. The head can be shifted left or right with fine gradation by a screw, adjusting the diameter of the circle that the cutting tip swings through, thus controlling the hole size.
Precision boring heads specification
- Machined from High Grade Steel with tool blocks Hardened and Ground.
- Moreover, Ideal for mill or Jig bore operations.
- Non-Reflecting Satin Chrome Body allows easy reading and adjustment.
- Threaded back for interchangeable Shanks.
- Features .0005″ graduation on dial for accurate hole sizing.
| ITEM NO. | ITEM NO. WITH R-8 SHANK | HEAD DIA. | THREAD SIZE | OVERALL LENGTH | MAX OFF SET | CENTER DISTANCE B/W HOLES | CROSS VERTICAL HOLE SIZE |
|---|---|---|---|---|---|---|---|
| SPB-0365 | SPB-0375 | 2" | 7/8" X 20 | 2-13/32" | 5/8" | 5/8" | 1/2" |
| SPB-0366 | SPB-0376 | 2" | 1-1/2" X 18 | 2-13/32" | 5/8" | 5/8" | 1/2" |
| SPB-0367 | SPB-0377 | 3" | 1-1/2" X 18 | 3-5/32" | 1" | 15/16" | 3/4" |
| SPB-0368 | SPB-0378 | 4" | 1-1/2" X 18 | 3-3/4" | 1-5/8" | 1-1/4" | 1" |
