Royal “Oil Country” Bull Head Dead Centers

  • Designed for turning large tubes and pipes on lathes with live tailstocks.
  • Can also be used in large-diameter grinding applications.
  • Interchangeable heads (sold separately) offer maximum versatility.
  • +/–0.0002″ TIR guaranteed.
  • Extraction nut (included) allows for easy removal from tailstock.
  • Special extended models offered for Mazak** lathes.
Proudly Made In USA

Royal “Oil Country” Bull Head Dead Center Shanks*

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Center Taper
Lathe Model
Shank Length
(C)
Shank Diameter
(D)
Mazak Shank
Diameter
(K)
Head Protrusion
w/ Head A
(J)
Head Protrusion
w/ Head B-E
(J)
Extraction Nut
Thread
PART
NUMBER
PRICE
4 MT
Standard
4.06
1.231
-
4.63
3.91
M42 x 1.5
$834.00
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4 MT
Mazak
4.06
1.231
1.26
4.85
4.13
M42 x 1.5
$834.00
Max:
Min: 0
Step: 1
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5 MT
Standard
5.19
1.748
-
4.63
3.91
M50 x 1.5
$916.00
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5 MT
Mazak
5.19
1.748
1.77
5.06
4.34
M50 x 1.5
$916.00
Max:
Min: 0
Step: 1
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6 MT
Standard
7.25
2.494
-
4.69
3.97
M70 x 2
$1,770.00
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Min: 0
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6 MT
Mazak
7.25
2.494
2.50
5.29
4.57
M70 x 2
$1,770.00
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*Head not included – order separately
** Mazak is a registered trademark of Yamazaki Mazak Corporation

Royal Modular Heads for “Oil Country” Bull Head Dead Center

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Head Model
Large Head
Diameter
(B)
Small Head
Diameter
(G)
Head Weight
(LBS.)
PART
NUMBER
PRICE
A
4.62
1.63
7
$1,160.00
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B
7.37
4.38
18
$1,810.00
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Min: 0
Step: 1
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C
10.12
7.13
33
$2,795.00
Max:
Min: 0
Step: 1
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D
12.87
9.88
51
$3,995.00
Max:
Min: 0
Step: 1
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E
15.62
12.63
65
$6,960.00
Max:
Min: 0
Step: 1
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