5pcs Imperial Drll Bits Set HSS Titanium High Speed Steel Cobalt

Feature:
Made of high-quality steel
Titanium plating to reduce friction and heat
Flute design provides faster, smoother and cleaner cutting
Suitable for opening holes in various materials, including steel, brass, wood, plastic, etc.
Specification:
Material: HSS 4241
6 Steps: 3/16" to 1/2", (3/16", 1/4", 5/16", 3/8", 7/16", 1/2")
9 Steps: 1/4" to 3/4", (1/4'', 5/16'', 3/8'', 7/16'', 1/2'', 9/16'', 5/8", 11/16", 3/4")
10 Steps: 1/4" to 1-3/8", (1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1 -1/8", 1-1/4", 1-3/8")
12 Steps: 3/16" to 7/8", (3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5 /8", 11/16", 3/4", 13/16", 7/8")
13 levels: 1/8" to 1/2", (1/8", 15/32", 7/16", 15/32", 1/4", 9/32", 5/16", 11 / 32", 3/8", 13/32", 7/16", 15/32", 1/2")
Weight: 0.46KG
Package Included:
Step drill*5
notes:
Light shooting and different monitors may cause the color of the objects in the pictures to be slightly different from the actual objects.
The allowable measurement error is +/- 1-3cm.