Kelly Bar for BAUER Drilling Rig

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We provide drilling rig kelly bars in the following rig models: BK25, BK28, BK40, and BK48.

All weights listed in the data sheet are approximate values, the exact specifications depend on the substance.
Users can choose kelly drive stubs at 130 x 130, 150 x 150, and 200 x 200. Others can be customized.
Damping system: We use a damping spring and rubber ring to reduce damage from each element impacted.

Rig Model	Kelly Bar	Number of Tubes	Outer Pipe Length (m)	Drilling Depth	Transportation Length (mm)
Rig Model	Domination	Number of Tubes	Outer Pipe Length (m)	(m)	Transportation Length (mm)
BK12	Interlocking	3	5.75	13.089	7.25
		3	6.75	16.089	8.25
		3	7.75	19.089	9.25
		3	8.75	22.089	10.25
		3	9.75	25.089	11.25
		4	6.545	20.835	8.045
		4	7.545	24.835	9.045
		4	8.545	28.835	10.045
		4	9.545	32.835	11.045
		4	10.545	36.835	12.045
	Friction	4	6.545	20.535	8.045
		4	7.545	24.535	9.045
		4	8.545	28.535	10.045
		4	9.545	32.535	11.045
		4	10.545	36.535	12.045
BK15	Interlocking	3	7.3	17.204	8.8
		3	8.3	20.204	9.8
		3	9.3	23.204	10.8
		3	10.3	26.204	11.8
		3	11.3	29.204	12.8
		4	8.16	26.394	9.66
		4	10.16	34.394	11.66
		4	12.16	42.394	13.66
		4	14.16	50.394	15.66
	Friction	4	8.16	26.394	9.66
		4	10.16	34.394	11.66
		4	12.16	42.394	13.66
		4	14.16	50.394	15.66
BK20	Interlocking	3	8.4	20.65	9.9
		3	9.4	23.65	10.9
		3	10.4	26.65	11.9
		3	11.4	29.65	12.9
		3	12.4	32.65	13.9
		3	13.4	35.65	14.9
		4	9.4	30.99	10.9
		4	10.4	34.99	11.9
		4	11.4	38.99	12.9
		4	12.4	42.99	13.9
		4	14.4	50.99	15.9
		4	15.4	54.99	16.9
	Friction	4	9.4	30.99	10.9
		4	10.4	34.99	11.9
		4	11.4	38.99	12.9
		4	12.4	42.99	13.9
		4	14.4	50.99	15.9
		4	15.4	54.99	16.9