CLE-LINE C21162 135 Degree Heavy-Duty Mechanics Length Drill Set Cle-Line 1875R

The CLE-LINE - C21162 is a mechanics-length drill bit set made of high speed steel, intended for use with fractional-inch drilling applications; review material compatibility prior to drilling. The set includes 29 drill bits ranging in size from 1/16 inch to 1/2 inch, featuring split point tips and straight shanks with three flats for chuck engagement. Included in a metal drill index case, the set provides storage and easy access. The drill bits have a 135° point angle and a 4x depth-to-diameter ratio; non-coolant-through design (no internal coolant feed).

Key Features:

• - Contains 29 pieces, sizes from 1/16" to 1/2" in fractional measurements.
• - Made of high speed steel with black oxide finish for machining.
• - Drill bits have split point tips with a 135° point angle.
• - Spiral flutes with helix angles between 21° and 34° for effective cutting.
• - Shanks are straight with three flats for chuck engagement.
• - Depth-to-diameter ratio is 4x for each drill bit.
• - Drill bits are mechanics length and non-coolant through design.
• - Includes a metal drill index case for storage and organization.

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