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Steel SD10 Down The Hole Hammer Bits Different Face Shape Optional

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Address: No. 018, Yaojiapo Road., Jinzhou New District, Ningxiang County

Contact name:Spring Huang

Country/Region	china
City & Province	jinzhou ningxia

SD10 Button Bit For SD10 Hammer For Water Well Drilling

Matched hammer diameter(inch)	Bit diameter		Air Holes	Gauge	Front	Weight/KG	Bit shank
Matched hammer diameter(inch)	mm	inch	Air Holes	(Qty.×Dia.)	(Qty.×Dia.)	Weight/KG	Bit shank
10”	254	10	2	12*18	1218+916	90	TH10/SD10/NUMA100
	280	11	2	12*18	1218+1116	100
	305	12	2	14*18	1418+1116	120
	310	12 1/4	2	14*18	1418+1316	125

Bit Face Shape Selection:

1. Flat Face

2. Convex Face

3. Concave Face

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