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R25 R38 T38 T45 T51 GT60 Thread Retrac Button Bits

Thread drill bits are made by high quality alloy steel bar and tungsten carbides.

R25 R38 T38 T45 T51 GT60 Thread Retrac button bits


Caracteristique:

(1)Bit body type: Standard/Retrac/Straightrac

(2)Bit face shape: flat face/drop centre/Uniface
(3)R thread: R22 R25 R28 R32 R38
(4)T thread: T38 T45 T51 ST58 GT60 

(5)Bit diameter: 32-152mm.

(6)Drill bit models: cross bit/button bit

(7)Button shape: spherical/parabolic


Bit Dia.(mm) Thread Connection Qty*Button Dia(mm)GaugeQty*Button Dia(mm)FrontAir Holes FrontAir Holes SideWeight(kg)
43R285×102×9130.9
51R326×103×93-1.0 
76R32/R38/T387×104×10122.6 
89T38/T45/T518×124×12+2×10424.3 
102R32/T38/T458×146×12225.6 
110T45/T517×145×133-5.8 
115T45/T517×146×144-6.0
127

T45/T51/GT60

8×147×13216.5 
140T51/GT608×167×14218.9 
152T51/GT608×168×142110.0 




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