Original T-A
Original T-A
Wrench: Original T-A® 
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The Challenge

A contract machine shop that repairs and maintains equipment for the oilfield industry is machining the base of a wench for an offshore oil rig made from alloy steel. They use a Lucas HBM NMTB taper with through coolant using RCA to produce their products.

The customer needed a solution to reduce the cycle time of the process.

The Original T-A reduced the machine’s cycle time while providing increased penetration rates.

Product: Original T-A
Objective: Decrease cycle time
Industry: Oil & gas/petrochemical
Part: Wrench
Material: Alloy steel
Hole Ø: 0.937" (23.8 mm)
Hole Depth: 4.0" (101.6 mm)


The Solution
The Original T-A Drill
  • Drill holder: 27010S-100L
  • Drill insert: 151A-0030-NP
Measure Competitor Original T-A
RPM 500 440
Feed Rate 0.006 IPR (0.152 mm/rev) 0.010 IPR (0.254 mm/rev)
Cycle Time 1 min 49.8 sec 1 min 47.4 sec

The Advantages
The Original T-A Drill
  • 14% cost savings
  • Decreased cycle time
  • Increased penetration rates