Price:
US$25.83

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This is a set of step drills made of high speed steel 4241. Different specifications can meet different drilling requirements.

Features:
Made of fine quality high speed steel, wear resistant, not easy to rust, has a long service life.
Double groove design for faster and smoother cutting.
Different specifications can meet different drilling requirements.
Suitable for workpiece with hardness is less than 25°, such as carbon steel, iron plate, aluminum plate, pvc plate, wood board and so on.

Specifications:
Material: high speed steel 4241
Color: yellow
Quantity: 5pcs
Type: 1, 2 (optional)
Size:
1/4" to 1-3/8" (10 steps): 1/4", 3/8" 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8"
3/16" to 7/8" (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"
1/4" to 3/4" (9 steps): 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4"
1/8" to 1/2" (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"
3/16" to 1/2" (6 steps): 3/16", 1/4", 5/16", 3/8", 7/16", 1/2"
Shank diameter:
1/4" to 1-3/8": 8mm / 0.3in
3/16" to 7/8": 8mm / 0.3in
1/4" to 3/4": 8mm / 0.3in
1/8" to 1/2": 6mm / 0.2in
3/16" to 1/2": 6mm / 0.2in
Package size:
Type 1: 150 * 110 * 40mm / 5.9 * 4.3 * 1.6in
Type 2: 90 * 70 * 70mm / 3.5 * 2.8 * 2.8in
Package weight:
Type 1: 480g / 1.1lb
Type 2: 300g / 10.6ounce

Package list: (optional)
Type 1:
5 * Step Drill
1 * Aluminum Box
or
Type 2:
5 * Step Drill

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