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#1 Tension Tap Holder / 57407

Tension Tap Holders

Compact, economical tension tap holders for use on CNC machining centers, screw machines, automatic lathes and chuckers, CNC lathes and milling machines.  Eliminates tap breakage caused during machine reversal by automatically providing overtravel, and compensating for improper feed rate.
Incorporates the exclusive Procunier TRU-GRIP tap holder assuring tap accuracy.  Can be used in either rigid or reversing spindles.  Easily adapts to any machine.  Order collets separately.

SERIES
ORDER
NUMBER
CAPACITY HOLDING
O. D.
TOOL LENGTH TENSION
TRAVEL
TAP
COLLET
SERIES NO.
57407 #0-1/4" 3/4" 3-1/4" 3/8" 51800
57410 #6-1/2" 1" 4-1/4" 1/2" 52800
57413 #10-3/4" 1" 4-7/8" 5/8" 53800
57415 1/4"-1-1/8" 1-1/2" 5-7/16" 5/8" 54800



3TG-3MT / 57433

TRU-GRIP Tap Chucks

These tap holding chucks incorporate the time proven Procunier TRU-GRIP Tap Holder with a straight shank or a morse taper shank for machines with reversible spindles. Chucks are one-piece, hardened and ground for accuracy. Small, lightweight, compact and durable. Complete chucks include shank, locking nut and wrenches. Order collets separately.

  CHUCK DIMENSIONS   SERIES ORDER NUMBERS  
STYLE O. D. PROJ. CAPACITY STRAIGHT SHANK 1MT 2MT 3MT 4MT TAP COLLET SERIES
2TG 1" 2-1/8" #6 - 1/2" (1/2")   57420 57421 57422 - - 52800
3TG 1-7/16" 2-1/2" #8 - 3/4" (9/16") 57430 - 57432 57433 - 53800
4TG 2" 3-1/8" 1/4" - 1-1/8" (3/4")   57440 - 57442 57443 57444 54800


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Lakeland, FL. 33810
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