11-1/2" Three Cones Roller Bit Rock Drill Bit Tricone Bit for Oil Well Drilling China Drill Head IADC537

• Customized: Customized
• Standard: API
• Length: Taper-length
• Model NO.: Tricone bits
• Type: Twist Drill Bit
• Material: Solid Carbide
• Usage: Well Drilling
• Color: Customized
• Transport Package: Wooden Box
• Specification: Customized
• Trademark: Feilong
• Origin: China
• HS Code: 8431432000
• Production Capacity: 100000

Product Description

Regular Models of Tricone Bits
Regular Sizes	Regular IADC	API Reg Pin	Make-up Torque(N.m)
3 7/8"(98.4mm)	126/216/517/537/637	2 3/8	4100~4700
4 5/8"(117.4mm)	126/216/517/537/637	2 7/8	6100~7500
5 1/2"(139.7mm)	126/216/517/537/617/637	3 1/2	9500~12200
5 5/8"(142.8mm)	126/216/517/537/617/637	3 1/2	9500~12200
5 7/8"(149.2mm)	126/216/517/537/617/637	3 1/2	9500~12200
6"(152.4mm)	126/127/216/517/537/617/637	3 1/2	9500~12200
6 1/4"(158.7mm)	126/127/216/517/537/617/637	3 1/2	9500~12200
6 1/2"(165mm)	126/127/216/517/537/617/637	3 1/2	9500~12200
7 1/2"(190mm)	126/216/517/537/637	4 1/2	16300~21700
7 5/8"(193mm)	126/216/517/537/637	4 1/2	16300~21700
7 7/8"(200mm)	126/216/517/537/637	4 1/2	16300~21700
8 1/2"(215.9mm)	117/127/217/437/517/537/617/637	4 1/2	16300~21700
9 1/2"(241.3mm)	117/127/217/437/517/537/617/637	6 5/8	38000~43400
9 7/8"(250.8mm)	117/127/217/437/517/537/617/637	6 5/8	38000~43400
10 5/8(269.8mm)	117/127/137/217/517/537/617/637	6 5/8	38000~43400
11 5/8(295.3mm)	117/127/137/217/517/537/617/637	6 5/8	38000~43400
12 1/4"(311.1mm)	114/127/217/437/517/537/617/637	6 5/8	38000~43400
13 5/8"(346.0mm)	127/217/517/537/617/637/737/837	6 5/8	38000~43400
14 3/4"(374.6mm)	127/217/517/537/617/637/737/837	7 5/8	46100~54200
17 1/2"(444.5mm)	114/115/125/215/515/535/537/615/635	7 5/8	46100~54200
20''(508.0mm)	114/115/125/215/515/535/537/615	7 5/8	46100~54200
22''(558.8mm)	114/115/125/215/515/535/537/615	7 5/8	46100~54200
24''(609.6mm)	114/115/125/215/515/535/537/615	7 5/8	46100~54200
26"(660.4mm)	114/115/125/215/515/535/537/615	7 5/8	46100~54200