TAP HOLDERS
R
BCV BBT
HSK
BIG CAPTO
CKB
COOLANT
THROUGH
MGT 6-MGT 20 Tapping Range: ANSI: No.0-NPT1", JIS/DIN/ISO: M1-M36
54 bodies and 276 tap holders available to improve thread quality and tool life during rigid tapping. Reduces thrust loads caused by synchronization errors up to 90%. Super slim nuts and varied length tap holders provide optimal access to confined areas which eliminates the need for special length taps.
Coolant-Through Center Capability for All Models Coolant is supplied through the tool and to the tool periphery simultaneously.
12
Through Tools
Jet Through
Also available in straight shank & N/C lathe type. See pg. 17.
Coolant is Supplied Through Both the Tool and Slits of the Tap Holder
Coolant is Supplied Through Slits of the Tap Holder
MGT 3 Tapping Range: ANSI: No.0-No.6, JIS/DIN/ISO: M1-M3
MGT 36 Tapping Range: ANSI: AU13/16-AU1-1/2, JIS/DIN/ISO: M20-M36
Secure Drive The body and tap holder are fixed with a drive key in the rotation direction as well as the square of the tap.
Time (sec.)
Load To Tap
0
.2
.4
.6
.8
1.0
1.2
1.4
1.6
-90 -68 -45 -22 0 22
BIG MEGA SYNCHRO
Approx. 13.2 lbs
BIG MEGA SYNCHRO reduces load to approx. 13.2 lbs. This is less than 1/10th of the load compared to a collet chuck.
Drive Key
SPIRAL TAP AU:1/4-20, N=1,000 RPM
-180 -160 -135 -110
Spiral grooves on spiral tap cause loading in the reverse direction, similar to an end mill. •Measured by Kistler Dynamometer
Approx. 165 lbs. of reversal load is applied to a tap held with a collet chuck.
Approx. 165 lbs Collet Chuck
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