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HARD JAWS - 3.0 mm x 60° Serrations

HARD JAWS-2 STEP
3.0mm x 60° Serrations
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.
  • 1 & 2 step jaws available.
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Critical Dimensions
Group
Number		 Chuck
Size		 Groove
Width
G		 Screw
Size
E		 Hole
Space
D		 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
K3-16-30 10 0.630 (16mm) 12mm 1.181 (30mm) 1.750 4.250 2.500 3 2 0.650 0.650 1.200 H3-100HJ2-X
K3-18-30 12 0.710 (18mm) 14mm 1.181 (30mm) 1.750 4.875 2.469 3 2 0.650 0.650 1.169 H3-120HJ2-X
15-20 1.023 (26mm) 20mm 1.969 (50mm) 2.500 6.500 3.469 3 2 0.950 0.950 1.569 H3-150HJ2-X
K3-22-50 15 0.866 (22mm) 20mm 1.969 (50mm) 2.500 6.500 3.469 3 2 0.950 0.950 1.569 M3-150HJ2-X
K3-25-49 18-24 0.984 (25mm) 20mm 1.907 (48.5mm) 2.500 6.500 3.469 3 2 0.950 0.950 1.569 K3-240HJ2-X