NEW SUMMIT 20-4 X 80A

SUMMIT (NEW) MODEL 20-4-80A ENGINE LATHE

CAPACITY
- 20" SWING OVER BED
- 13-1/4" SWING OVER CROSS SLIDE
- 30" SWING OVER GAP
- 11-3/4" GAP
- 4-1/4" GAP IN FRONT OF 4-JAW CHUCK

WORKPIECE WEIGHTS
- 330 LBS AT THE HEADSTOCK
- 990 LBS BETWEEN CENTERS
- 1,760 LBS BETWEEN CENTERS WITH STEADY REST

HEADSTOCK
- 12 SPINDLE SPEEDS 32-1500 RPM
- 4" HOLE THROUGH SPINDLE
- D1-8 SPINDLE NOSE
- MT 5 HEADSTOCK CENTER

QUICK CHANGE GEARBOX
- 45 THREADS PER INCH 2 - 72
- 42 METRIC THREADS 0.2 - 14
- 18 MODULE THREADS 0.3 - 3.5
- 21 DIAMETRAL PITCH 8 - 44
- 32 LONGITUDINAL FEEDS 0.002" - 0.0400"
- 32 CROSS FEEDS 0.001" - 0.0200"
- 1-3/8" LEADSCREW DIAMETER 4 TPI
- 1" FEED ROD DIAMETER

CARRIAGE AND APRON
- 11-1/2" CROSS SLIDE TRAVEL
- 5" COMPOUND REST TRAVEL
- 0.010 GRADUATION OF APRON HANDWHEEL
- 0.002 GRADUATION OF CROSS SLIDE HANDWHEEL

TAILSTOCK
- 6" SPINDLE BARREL TRAVEL
- 3" SPINDLE BARREL DIAMETER
- MT 5 CENTER TAPER

BED
- 13" WIDE
- 44-50 BED HARDNESS (ROCKWELL C)

TAPER ATTACHMENT
- +/- 10 DEGREES OF TAPER
- 16" MAXIMUM TURNING LENGTH PER SETTING

MOTORS
- 10 HP MAIN
- 1/8 HP COOLAND PUMP

STEADY AND FOLLOW REST
- 1/2" - 5-3/4" STEADY REST
- 3/8" - 3" FOLLOW REST

FEATURES
- 4-WAY RAPID TRAVERSE
- 2-SPEED TAILSTOCK
- 4-POSITION BED STOP
- INCH METRIC THREADS WITH SINGLE SWITCH LEVER
- CUTS MOST INCH/METRIC THREADS W/O GEAR CHANGE
- HARDENED AND GROUND BEDWAYS
- FORCED LUBE TO HEADSTOCK, CARRIAGE AND BEDWAYS
- REMOVAVBLE GAP
- PRECISION 3 BEARING SPINDLE

ACCESSORIES INCLUDED
- STEADY REST
- FOLLOW REST
- THREAD DIAL
- COOLANT SYSTEM
- TAPER ATTACHMENT
- 3-JAW CHUCK
- 15-3/4" 4-JAW CHUCK
- CARRIAGE STOP
- WORK LIGHT
- FULL-LENGTH SPLASH GUARD
- CHUCK GUARD

OPTIONS AVAILABLE - PRICE ON REQUEST
- 12" STEEL BODY PRECISION CHUCK UPGRADE
- 15-3/4" SEMI-STEEL 4-JAW CHUCK
- 15-3/4" STEEL 4-JAW CHUCK WITH 2-PIECE
REVERSIBLE JAWS
- ALORIS QUICK CHANGE TOOL POST WITH HOLDERS
- NEWALL 2-AXIS DIGITAL READOUT (INSTALLED)

FOB: OK
Power: 220/440 (3-Phase)