7-1/2" M123 4-Blade PDC Bit

7-1/2" M123 4-Blade PDC Bit :

Product Specification

·    Bit Size: 7-1/2"

·    IADC Code: M123

·    Blades: 4

·    Cutter Size: φ19 mm

·    Cutter Quantity: 20

·    Nozzle Quantity: 6

·    Gauge Length: 55 mm

·    Connection: 4-1/2” API REG

·    Net / Gross Weight: 43 / 59 kg

·    Body Material: Tungsten Carbide Matrix

·    20% Erosion Resistance + JFA + Anti-Balling

Product Description

The 7-1/2" M123 4-blade PDC bit combines a tungsten carbide matrix body (20% erosion resistance improvement) with large φ19mm dual-row cutters, JFA-optimized hydraulics, and dynamic flow simulation — delivering aggressive ROP, durability, and anti-balling performance.

Features

·    Advanced Tungsten Carbide Matrix Body: 20% improvement in erosion resistance compared to previous matrix bits — less cutting structure and bit body damage.

·    4-Blade JFA (Junk Flowed Area) Optimization: Only 4 blades maximize the junk flowed area, allowing efficient cuttings evacuation and preventing balling.

·    Large φ19mm PDC cutters: Largest cutter size available — provides aggressive penetration and high ROP.

·    Dual Row Cutter Layout – Without Sacrificing Aggressiveness: With only 4 blades, the dual row cutter layout maintains aggressiveness while achieving desired ROP and durability.

·    Multi-Optimized Force Balance: Optimized cutting structure increases bit stability and cutting efficiency during drilling.

·    Dynamic Flow Simulation Technology: Used for hydraulic design — optimizing nozzle quantity and placement to ensure optimum bottom hole flow patterns and anti-balling performance.

·    Advanced GRT-Series Cutters: Premium GRT-series cutters endure frictional heat generated during drilling. Improved abrasion resistance maintains a sharp drilling edge for higher ROP.