MacroBOHR (Large Head) Holders, Extensions, & Adapters


Features:

  • Maximum rigidity & accuracy
  • CAT, BT, HSK100A spindles
  • Nickel-chrome alloy steel ensures best reliability & repeatability

Related Links:
• About MacroBOHR System
• MacroBOHR Plates, Boring Heads,
Cartridges, & Counterweights.

Direct Mount Toolholders

Part No. Description
D
L
lbs.
6166124 CAT-550-160-W
3.93"
2.75"
12.45
6166123 BT-550-160
3.93"
2.75"
13.24
6166125 HSK-550-160
3.93"
3.14"
11.55

 

Adapter Mount Toolholders

Part No. Description
D
L
lbs.
6141350 CAT-350-100-190-W
3.93"
4.48"
14.50
6141355 CAT-350-100-260-W
3.93"
7.24"
24.25
6141360 CAT-350-100-320-W
3.93"
9.60"
32.32
6150600 BT-350-100-170
3.93"
3.74"
12.74
6150625 BT-350-100-260
3.93"
7.95"
27.47
6150650 BT-350-100-320
3.93"
10.31"
35.45
6155108 HSK-100A-100-185
3.93"
4.48"
12.5

 

Extensions (Optional)

Part No. Description
D
L
lbs.
6551080 P-100-80
3.93"
3.14"
10.10
6551012 P-100-120
3.93"
4.72"
15.56

 

Adapter (required for adapter mount)

Part No. Description
D
L
lbs.
6022510 ADT-100-50
3.93"
1.96"
9.61

 

 

Direct Mount toolholders do
not accept extensions.

 

Adapter Mount toolholder

 

 

Extensions: Used with adapater mount toolholders
but do require an dapter for large head mounting.

 

 


Large Head Adapter