3PCS Titanium Step Drill Bit - Four Spiral Flute HSS Step Bit Set - color: 3PCS Four Spiral

About this item

• Longer Service Life: This unibit step drill bit features advanced heat/corrosion/rust resistant coating, specially engineered for demanding metal drilling applications.
• 135° Split Point Tip & Spiral Dual-flute Design: increases cutting speed with self-centering and prevents walking, clears chips faster and allows particles to escape more easily.
• Four-Spiral Flute Design： Our step drill bit set effectively evacuates chips from the hole, reducing the likelihood of clogging and improving drilling efficiency.
• Widely Application: Ideal for drilling holes in plastic, aluminum, iron and many other types of sheet metal (Not recommended for stainless steel or any other harder metal).
• Easy Organization & Identification: Our step drill bits for metal come with a handy storage case, ensuring effortless organization and portability for all your drilling tasks. Clear size markings on each bit allow for quick identification.
• Set Includes: #1 Bit(13 steps): 1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 15/32", 1/2"; #2 Bit(12 steps): 3/16", 1/4", 5/16", 3/8", 7/16", 1/2",9/16",5/8",11/16",3/4",13/16",7/8"; #3 Bit(9 steps): 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4".

Overview

• Material: High Speed Steel (HSS)
• Cutting Diameter: 0.25 inches
• Finish Type: Titanium
• Shank Type: HEX
• Cutting Angle String: 135 degrees