11PC 135 Degree Heavy-Duty Jobber Length Drill Set Cle-Line 1878 Black & Gold HSS 1mm-6mmx.5mm

The CLE-LINE C74058 is a jobber-length drill bit set. The set includes 11 high speed steel (HSS) drill bits with sizes ranging from 1 mm to 6 mm, rated for drilling aluminum, cast iron, and steel within standard drill-bit use (material-specific results depend on cutting speed, feed rate, coolant/lubrication, and workpiece hardness). Each bit features a split point tip and a right-hand spiral direction, with a right-hand spiral/flute geometry for chip evacuation during drilling. The bits come in a metal index case. This set complies with applicable ASME B94.11M and DIN 338 specifications.

Key Features:

• Drill bit material: high speed steel (HSS) drill bit material for machining.
• Jobber length drill style with varied overall lengths between 1 11/32" and 3 21/32".
• Metric size range from 1 mm to 6 mm with 11 pieces included.
• Split point type with a 135-degree point angle for precise starts and reduced walking.
• Spiral flute design with right-hand cutting direction and a helix angle between 21° and 34°.
• Straight shank with three flats and 1/16" diameter for secure chuck grip.
• Includes a metal drill index case for bit organization and storage.