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Hole Openers -> Hole Opener / Reamer Sizes & Specs -> Hole Opener Details - Medium

Hole Opener / Reamer Details - Medium (34" - 48")

  • Hard Faced Stabilizer Ring Standard
  • Rear Plates Optional
  • Five 22” Cones for 34” - 36” Hole Openers
  • Five 26” Cones or Six 22” Cones for 42” - 48” Hole Openers


42" Hole Opener with 26" Cones
42" Hole Opener
solid hard facing
x pattern hard facing
Solid Hard Facing
X Pattern Hard Facing
intermittent hard facing
Intermittent Pattern Hard Facing

 

Standard US Measurements (inches)

Hole Opener Size

Min. Pilot Size/
First Ream

Number of
Cones

Cone Size

34

14 3/4
5
22

36

17 1/2
5
22

42

26
5 / 6
22 / 26

48

32
6 / 7
22 / 26
Click here for metric conversions

 

Also see Small Hole Opener Details and Large Hole Opener Details
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