dhd360 concentric bit dth overburden
1.High and low air pressure down-the-hole drill bits
2.Low air pressure holeDia.:65-220mm
3.High air pressure hole Dia.:85-305mm
4.Face type:Drop center/concave/convex/double gauge/flat
5.Our DTH Bit can be suitable for many types of DTH Hammer, such as XL, Mission, COP, IR, Mach, Demag, SD, Bulroc, Halco Mach, Digger etc.
about Us:
1.Our factory has been specialized in manufacturing drilling tools and spare parts since 1980.
2.We have advanced technology and equipment.
3.Our technician has more than 25 year's professional working experience.
4.Rock drilling tools are exported throughout the world.Main market:Norway, Turkey, USA,
Canada, Australia, Brazil, Uruguay, Iran, Philippines, Thailand, India, etc.
Some BITS for referanceHammer:COP 32Diameter mmPart No.Buttons x Button diam(Gauge outer, Gauge inner, Centre, Cone)Gauge buttons angle o (Outer, Inner, Cone)Flushing holes (No.X size mm)Weight approx.KgFoot valve Part No.Flat front, HD85100-5085-39,24-208x11, - ,6x11, -35, -, -24.5 90100-5090-39,24-208x11, - ,7x11, -35, -, -24.7100100-5100-39,24-208x11, - ,7x11, -35, -, -24.9SpeedBit85100-5085-39-55,24-208x11, - ,6x11, -3524.5 90100-5090-39-55,24-208x11, - ,7x11, -3524.7100100-5100-39-55,24-208x11, - ,7x11, -3524.9Convex front, Ballistic85100-5085-39-61,24-207x11, 4x11, 2x11, -40, 20, -24.3 90100-5090-39-61,24-207x11, 4x11, 2x11, -40, 20, -24.5100100-5100-39-61,24-207x11, 4x11, 2x11, -40, 20, -24.7 Hammer:Bulroc 3Diameter mmPart No.Buttons x Button diam(Gauge outer, Gauge inner, Centre, Cone)Gauge buttons angle o (Outer, Inner, Cone)Flushing holes (No.X size mm)Weight approx.KgFoot valve Part No.Convex front, Ballistic 100-5090-45-61,24-207x11, 4x11, 2x11, -40, 20, -24Hammer:COP 34, 34QDiameter mmPart No.Buttons x Button diam(Gauge outer, Gauge inner, Centre, Cone)Gauge buttons angle o (Outer, Inner, Cone)Flushing holes (No.X size mm)Weight approx.KgFoot valve Part No.Flat front, HD90100-5090-31,24-20*8x12.7, - ,7x11, -35, - , -25.8927992100-5092-31,24-208x12.7, - ,7x11, -35, - , -25.8927995100-5095-31,24-208x12.7, - ,7x11, -35, - , -25.99279100100-5100-31,24-208x12.7, - ,7x12.7, -35, - , -26.19279105100-5105-31,24-208x14.5, - ,7x12.7, -35, - , -26.39279SpeedBit92100-5092-31-55,24-208x12.7, - ,7x11, -3525.8927995100-5095-31-55,24-208x12.7, - ,7x11, -3525.99279100100-5100-31-55,24-208x12.7, - ,7x12.7, -3526.19279105100-5105-31-55,24-208x14.5, - ,7x12.7, -3526.39279Convex front, Ballistic92100-5092-31-61,24-207x12.7, 4x12.7, 2x12.7, -40, 20, -25.8 95100-5095-31-61,24-207x12.7, 4x12.7, 2x12.7, -45, 30, -25.9100100-5100-31-61,24-207x12.7, 4x12.7, 2x12.7, -45, 30, -26.1105100-5105-31-61,24-207x14.5, 4x14.5, 2x14.5, -45, 30, -26.3 Hammer:COP 42Diameter mmPart No.Buttons x Button diam(Gauge outer, Gauge inner, Centre, Cone)Gauge buttons angle o (Outer, Inner, Cone)Flushing holes (No.X size mm)Weight approx.KgFoot valve Part No.Flat front, HD105100-5105-60,24-208x14.5, 7x12.7, -3527.5 110100-5110-60,24-208x14.5, 7x12.7, -3528.2115100-5115-60,24-208x14.5, 8x12.7, -3528.4130100-5130-60,24-208x14.5, 10x12.7, -3529.3140100-5140-60-1218,08-208x14.5, 9x12.7, -3529.3SpeedBit105100-5105-60-55,24-208x14.5, - ,7x12.7, -3527.5 115100-5115-60-55,24-208x14.5, - ,8x12.7, -3528.4Convex front, Ballistic105100-5105-60-61,24-207x14.5, 4x14.5, 2x14.5, -40, 20, -27.5 110100-5110-60-61,24-207x14.5, 4x14.5, 2x14.5, -40, 20, -27.8115100-5115-60-61,24-207x14.5, 4x14.5, 3x14.5, -40, 20, -28130100-5130-60-61,24-209x12.7, 6x12.7, 5x12.7, -40, 20, -29 Hammer:COP 44,440 Ingers oil-Rand DHD 340A, DH4, Minroc 4 valveless, Compair Holman VOL 400Diameter mmPart No.Buttons x Button diam(Gauge outer, Gauge inner, Centre, Cone)Gauge buttons angle o (Outer, Inner, Cone)Flushing holes (No.X size mm)Weight approx.KgFoot valve Part No.Flat front, HD105100-5105-34,24-208x14.5, - ,7x12.7, -35, - , -28.6 110100-5110-34,24-208x14.5, - ,7x12.7, -35, - , -28.7115100-5115-34,24-208x14.5, - ,8x12.7, -35, - , -29125100-5125-34,24-208x14.5, - ,10x12.7, -35, - , -210.5130100-5130-34,24-20*8x14.5, - ,10x12.7, -35, - , -211140100-5140-34-1218,08-20*8x16.0, - ,9x14.5, -35, - , -211.5 Hammer:COP 44,440 Cont.Diameter mmPart No.Buttons x Button diam(Gauge outer, Gauge inner, Centre, Cone)Gauge buttons angle o (Outer, Inner, Cone)Flushing holes (No.X size mm)Weight approx.KgFoot valve Part No.SpeedBit110100-5110-34-55,24-208x14.5, - ,7x12.7, -35, - , -28.79237115100-5115-34-55,24-208x14.5, - ,8x12.7, -35, - , -299237125100-5125-34-55,24-208x14.5, - ,10x12.7, -35, - , -210.59237130100-5130-34-55,24-208x14.5, - ,10x12.7, -35, - , -2119237Convex front, Ballistic105100-5105-34-61,24-207x14.5 4x14.5 2x14.5, -40, 20, -28.29237110100-5110-34-61,24-207x14.5 4x14.5 2x14.5, -40, 20, -28.49237115100-5115-34-61,24-207x14.5 4x14.5 3x14.5, -40, 20, -28.59237115100-5115-34-2234,08-208x12.7 4x12.7 3x12.7, -45, 30, -299237125100-5125-34-61,24-209x12.7 6x12.7 5x12.7, -40, 20, -39.19237130100-5130-34-61,24-20*9x12.7 6x12.7 5x12.7, -40, 20, -39.39237Reaming bit for 104-115 mm pilot holes165100-5165-34-9102,08-2014x1635215.99237