Wireline PCD Rock Drill Bits / Diamond Core Drill Bit Model AQ BQ NQ HQ PQ
AQ BQ NQ HQ PQ/ Q Series Wireline PCD diamond core drill bits
Diamond bits Crown Shape
| Diamond bits Crown Shape and Applications | ||
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Flat |
applicable to drilling different levels of hardness or abrasive formation, generally for single and dual tube drill bits. |
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Semi-round |
good distribution of the diamond at bit face, adapt to a small broken or loose formation, applicable to drilling medium-hard and hard formation. |
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Ladder | applicable to drilling medium-hard, broken or interbedded formations, hole deviation can be prevented. |
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Serrated | applicable to drilling hard and dense formation, Enhancing drilling rate. |
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Ladder serrated | applicable to drilling medium-hard, have good stability during the drilling. |
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Gear type | applicable to harder or dense formations, enhancing drilling rate. |
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Bottom jetting |
bottom jetting applicable to drilling sedimentary or metamorphic formations which containing more power, high coring recovery rate and avoid excessive washout of core . |
Size for Diamond Core Drill Bits
Size: 46~325mm diamond core drill bits with national and international standard
Main exportation: AQ,BQ,NQ,HQ,PQ wire-line diamond core drill bits
| ITEM | DIAMOND BIT | REAMING SHELL | |||||
| "Q" Series Wireline | Size | Bit-set OD | Bit-set ID | ||||
| mm | inch | mm | inch | mm | inch | ||
| AQ | 47.6 | 1.88 | 26.97 | 1.06 | 48 | 1.89 | |
| BQ | 59.5 | 2.35 | 36.4 | 1.43 | 59.9 | 2.36 | |
| NQ | 75.3 | 2.97 | 47.6 | 1.88 | 75.7 | 2.98 | |
| HQ | 95.58 | 3.77 | 63.5 | 2.5 | 96 | 3.78 | |
| PQ | 122 | 4.8 | 84.96 | 3.35 | 122.6 | 4.83 | |
Type for Diamond Core Drill Bits :
Impregnated diamond drill bits; Natural surface-set diamond drill bits;
Electroplated diamond bits; Thin-wall diamond bits;
Concentric circular saw tooth diamond dril bits; Casing shoe bits
Electroplated Diamond Hole Reamer, Sintered Diamond Hole Reamer
About us
MIROC® Rock Drilling Tools are Rock Drilling Tools Brand by KSQ Tecnologies (Beijing) Co. Ltd.
KSQ Technologies (Beijing) Co. Ltd. provides exceptional technical know-how in development, production, and application. The company has adopted advanced manufacturing processes to ensure high quality steels and tungsten carbide inserts for its rock drilling accessories. Its personnel understand clients’ drilling needs, and have the service skills to recommend the right drilling tools for the job. Its experienced product developers can also create custom tools. Furthermore, the company’s development team introduces innovative products each year – tools that are rigorously tested in the field and proven
to perform beyond industry expectations.
MIROC® Rock Drilling and Ground Support Tools include:
Integral Rods
Plug Hole Rods
Tapered Drilling Tools
Extension Drilling Tools
Drifting and Tunneling Tools
Reaming Tools
Shank Rods
Shank Adapters (Striking Bars)
Down-the-hole (DTH) Bits
Down-the-hole (DTH) Hammers
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.