Largest drill: 32mm
Rated voltage:110/220V
Max.attraction:14800N
Rated input power:1550W
No-load speed:100-520r/min
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Grade N35 Size 32x8mm Thread M5 Coating Nickel Pull Force 35kgs Tolerance +/-0.1mm Working Temp. 80℃ The flat internal neodymium magnet with screw holes 35kgs, you can fix internal thread gluing neodymium magnets with M5 screw. Custom grade can be supplied. 32x8mm Internal ...
We supplyslick drill collars,spiral drill collarsandnon-magnetic drill collars; their sizes are from 3-1/8 to 11 inches. Besides the drill collars in the table below, we can supply other drill collars at customers\' request. Materials: Trepanning and Heat Treatment: ...
There are different kinds of drill collars,including round drill collar,spiral drill collar,non-magnetic drill collar,square drill collar and so on.Ordinary drill collar is the circular cross section, the center has a water hole,the wall thickness is larger,the nozzle is ...