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Chicago-Latrobe, 135° Heavy-Duty Jobber Length Drill Bit, HSS, 150 A-SP #21

Chicago-Latrobe, 135° Heavy-Duty Jobber Length Drill Bit, HSS, 150 A-SP #21

Mfr. Model # 

45691

|

Item # 

10859242

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Product information

The Chicago-Latrobe 135° Heavy-Duty Jobber Length Drill Bit, size #21 (0.1590" or 4.04mm), is made from high-speed steel (HSS), ensuring outstanding durability and performance for tough drilling tasks. Its steam oxide surface condition reduces friction, enhancing tool longevity and improving cutting efficiency.

With a flute length of 2.1250" (53.97mm) and an overall length of 3.2500" (82.55mm), this drill bit provides the right balance of depth and strength for a wide range of applications. The 135° split point design facilitates accurate hole placement and reduces walking during the initial drilling phase. The two-flute spiral construction promotes effective chip removal, ensuring smooth operation and increased drilling speed.

The straight shank, measuring 0.1590" (4.04mm) in diameter with a shank length of 1.1250" (28.57mm), provides a stable fit for precise drilling. This heavy-duty jobber drill bit is an excellent choice for professionals seeking reliability and high performance in their projects.

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