3 Cái 4-12 / 4-20 / 4-32Mm Hss Titanium Tam Giác Tráng Bước Khoan

Description:
3pcs 4-12/4-20/4-32mm HSS Titanium Coated Step Drill Bit Triangle Shank Step Drill

Specification:
Color: Gold
Material: HSS(High Speed Steel)
Diameter: 6mm(4-12mm),8mm(4-20mm),10mm(4-32mm)
4-12: 4/6/8/10/12mm
4-20: 4/6/8/10/12/14/16/18/20mm
4-32: 4/6/8/10/12/14/16/18/20/22/24/26/28/30/32mm
Shank: Triangle handle

Features:
-Good chip removal ability and durable for use.
-Professional design, which makes drilling holes more precise with smoother cutting.
-Works great in making a smooth, clean and perfectly round hole.
-Using to cut holes in a variety of materials Including steel, brass, wood, plastic, etc.

Package Included:
3 x Step Drills
1 x Storage Bag

More Details: