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HARD JAWS - SQUARE SERRATED KEY TYPE

SQUARE KEY SERRATED
HARD JAWS
FEATURES:
  • Designed for first operation roughing, expect standard runout between 0.005-0.010
  • Reversible-suitable for OD & ID workholding.
  • XTRA BITE -very aggressive bite. Has conical teeth for extra gripping power and ground body to provide improved runout.
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Critical Dimensions
GROUP Chuck Size Groove Width
G
Tongue Width
F
Screw Size
E
Hole Space
D
Tap Hole Width Inch
C
OAL Inch
B
Height Inch
A
No.
of
Holes
No.
of
Steps
Top
Step Ht
S1
Mid
Step Ht
S2
Bot
Step Ht
S3
Part
Number
SI-07-1/2-17 12 0.750 0.994 1/2 1.750 5/16-18 1.750 4.875 2.469 2 2 0.650 0.650 1.169 SP-120HJ2-X
SI-07-5/8-17 12 0.750 0.994 5/8 1.750 5/16-18 1.750 4.875 2.469 2 2 0.650 0.650 1.169 SP-125HJ2-X
SI-10-3/4-25 15 & UP 1.000 1.488 3/4 2.500 3/8-16 2.500 5.500 3.469 2 2 0.950 0.950 1.569 SP-150HJ2-X