Page 199 - Techniks Catalog 2017

90˚ Lead Angle Finish Heads – Range: 8.661 to 19.685"

Features
• AccuSET .0001" graduated dial for easy adjustments
• Designed for maximum rigidity and accuracy
• Top quality steel alloy hardened to 58-60 HRc

Inserts & Toolholders Extensions Retention
Cartridges pg. 203 & Reducers Knobs
pg. 199 pg. 213 pg. 228
Use 90˚ lead angle heads when
performing blind boring, or if
the desired hole is not exactly on Adjustment Is This Easy .0001" dial allows operators to quickly
center with your pilot hole. The AccuSET graduated adjustment dial set the finish head to any diameter.
90˚ lead will have less tendency Procedure:
to follow the pilot hole. Adjustable 1. Loosen locking screw
in 0.0001"
increments 2. Remove any backlash
3. Rotate scale to desired setting
4. Tighten locking screw

Metric dials available

D

d

Use large boring heads with direct mount toolhold-
ers or ADT 100-50 adapter and a toolholder with a
100mm connection. See page 188. L

90˚ Large Finish Heads

Range D d
Part No. Description Min Max Cartridge (mm) (mm) L Insert Screw
6390365 A-300-90-3CT-300 8.661" 12.598" 3CT-90-300 202 60 3.54" TCMT 32.5_ 6811262
6390370 A-300-90-3CT-402 8.661" 12.598" 3CT-90-402 202 60 3.54" CCMT 43_ 6811266
6390375 A-300-90-3CT-402N 8.661" 12.598" 3CT-90-402N 202 60 3.54" CNMG 43_ 6811270
6390380 A-400-90-3CT-300 11.417" 15.748" 3CT-90-300 272 60 3.54" TCMT 32.5_ 6811262
6390385 A-400-90-3CT-402 11.417" 15.748" 3CT-90-402 272 60 3.54" CCMT 43_ 6811266
6390390 A-400-90-3CT-402N 11.417" 15.748" 3CT-90-402N 272 60 3.54" CNMG 43_ 6811270
6390395 A-500-90-3CT-300 14.567" 19.685" 3CT-90-300 352 60 3.54" TCMT 32.5_ 6811262
6390400 A-500-90-3CT-402 14.567" 19.685" 3CT-90-402 352 60 3.54" CCMT 43_ 6811266
6390405 A-500-90-3CT-402N 14.567" 19.685" 3CT-90-402N 352 60 3.54" CNMG 43_ 6811270

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