Sansung rock drilling thread button bits are widely used in all kinds of mining, drilling, quarrying, engineering, construction, water well drilling, oil exploring industries etc.

Our thread button bits are made with high quality of best quality alloy steel bar and tungsten carbides with superior wear resistance and impact toughness superior, through heat treatment so that it can withstand the toughest rock drilling demands, and transmit intensive impact energy into the rock with the least possible loss of energy.

Shank Size		Length		Weight
inch	mm	inch	mm	lbs	kg
7/8″   x 3-1/4″	Hex.22×82.5	12″	304.8	3	1.36
		18″	457.2	4	1.81
		24″	609.6	5	2.27
		30″	762	6	2.72
		36″	914.4	7	3.18
		48″	1219.2	9	4.08
		60″	1524	11	4.99
		72″	1828.8	14	6.35
		96″	2438.4	18	8.16
		120″	3048	22	9.98
7/8″   x 4-1/4″	Hex.22×108	12″	304.8	3.25	1.47
		18″	457.2	4.25	1.93
		24″	609.6	5.25	2.38
		30″	762	6.25	2.83
		36″	914.4	7.25	3.29
		48″	1219.2	9.25	4.2
		60″	1524	12	5.44
		72″	1828.8	13.25	6.01
1″   x 4-1/4″	Hex.25×108	12″	304.8	4	1.81
		18″	457.2	5	2.27
		24″	609.6	7	3.18
		30″	762	9	4.08
		36″	914.4	10	4.54
		48″	1219.2	12	5.44
		60″	1524	15	6.8
		72″	1828.8	18	8.16
		96″	2438.4	23	10.43
		120″	3048	28	12.7
		144″	3657.6	33.5	15.2