Products >> Tapping Tools >> Mega Synchro
Mega Synchro Tapping Holder

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Mega Synchro Tapping Holder compensates for synchronization errors during rigid tapping. It improves thread quality and tool life by reducing thrust loads caused by synchronization errors up to 90%. Mega Synchro comes in a wide variation of 47 bodies and 258 tap holders. The various combinations of body and tap holder offers ideal projection lengths for any machine.
A product of: 
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Unique feature to compensate for synchronization errors!
- Improves thread quality and tool life
- Absorbs the pitch difference between the tap and spindle when using rigid tapping
- Coolant through center capability for all models except MGT3
- 47 Bodies and 258 Tap Holders
- Body and Tap Holder are fixed with a drive key
- Short, middle, long & extra long tap holders are standardized
- Super slim tap holder - Dia. .630 with MGT6 model
- Dual contact interfaces are standard
- ANSI: No.0-AP1
- JIS/DIN/ISO: M1-M36
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| MGT3 - ANSI No.0-No.6, JIS M1-M3 |
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BIG-PLUS®
BBT30
Not capable of supplying coolant through the holder body |
Cylindrical Shank
ST20
Not capable of supplying coolant through the holder body |
Mega Micro Collet
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| MGT6/MGT12/MGT20 - ANSI N0.2-AU3/4, DIN/ISO M3-M20, JIS M2-M20 |
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BIG-PLUS®
BCV 40/50
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BIG-PLUS®
BBT 30/40/50
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HSK
HSK-A40/A50/A63/A100
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BIG Coromant Capto
C5/C6/C8
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KAB Modular Tooling System
KAB4/KAB5
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Weldon Shank
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Tap Holders
Tap Holders are available as standard in ANSI, DIN/ISO and JIS |
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| MGT36 - ANSI AU13/16-AP1, JIS M18-M36 |
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BIG-PLUS®
BCV50 |
BIG-PLUS®
BBT50 |
HSK
HSK-A100 |
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KAB Modular Tooling System
KAB7
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Tap Holder
Tap Holders are available as standard in ANSI and JIS. DIN/ISO available upon request |
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| Load to Tap
BIG Mega Synchro compensates for synchronization errors with any type of tap. Minimized thrust load to both the tap and workpiece improves thread quality and tap life. |
| Spiral Tap - AU1/4 - 20 N=1,000RPM |
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Twisted grooves on a spiral tap cause loading in the reverse direction, similar to an end mill. |
| Point Tap - AU1/4 - 20 N=1,000RPM |
Roll Tap - No.2 - 56 N=3,000RPM |
| Spiral Tap - M36 |
Spiral Tap - M1 |
| Variation in Load Between Machines |
Spiral Tapping with Coolant Through Slits |
Spiral Tap - AU1/2 - 13 N=500RPM
Synchronization performance, tap load and cycle time will vary between machines. BIG Mega Synchro minimizes the thrust load, even with machine builder A which has the largest thrust load.
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Spiral Tap - AU1/2 - 13 N=500RPM
BIG Mega Synchro is capable of supplying coolant through slits to the tap periphery. High pressure coolant up to 1,000 PSI is possible with no effect on the minimized load to the tap.
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| Comparison of Surface Finish |
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Spiral Tap - No.10 - 24 Material: 4130
Tapping of exotic materials tends to cause a
compressed burr on the thread surface. BIG Mega
Synchro compensates for synchronization errors and
minimizes cutting load. Fine surface finish of threads is achieved. |
MGT Set Screw (MGT6-MGT36)
Made of high-strength material. Secures the Tap Holder into body
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Synchro Adjuster (MGT3-MGT36)
Made of special material. Replaceable bushing in Tap Holder.
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O Ring Set (MGT6-MGT36)
Set includes 1 each of small & large size, 2 each of middle size.
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MGT Nut (MGT3-MGT20)
ø12mm - ø30mm
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Mega Wrench (MGT3-MGT20)
ø12mm - ø30mm
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Adjust Screw (MGT36)

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Provides 2 functions:
Adjustment of tap projection length
(Adjustable amount: 3mm)
Coolant supply adjustable in 2 ways by reversing the Adjust Screw
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