Feature
●The step drill bit is made of high speed steel with high hardness and good wear resistance
●The surface is coated with titanium, which gives the drill a beautiful gold color and not easy to fade
●This single drill bit can be used for drilling a variety of hole sizes from 4mm to 20mm
●The step drill bit is most commonly used on softer materials such as thin iron sheet, aluminum, PVC and wood panels of 4mm or thinner
●Step drill is ideal for work where thin steel, aluminium or plastic boxes and chassis have encountered
Description
step drill bits
Product scope and industry:
The product can be used in automotive processing, aerospace, sheet metal processing, electrical installation and maintenance as well as other industries. At the same time, the product is convenient to carry and can be used with tools such as hand drills for high height operations.
Product description:
High Speed Steel Titanium Coated Step Drill Bit Power Drill Accessory Hex Shank Bits 4-20mm
Step drills, also called step drill or pagoda drill, are mainly used for drilling thin steel plates within 3 mm.
Specifications:
Material: High speed steelSurface finishing: Titanium coatingInseam width: 4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mmHex Shank: 1/4 inch. Quantity: 1 piecePackage includes:1 x Step Drill
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Unique step structure, a drill can open a variety of specifications and sizes of openings, and a step drill is placed on a box of drills. |
It is not necessary to use a centre stamp, and it is not easy to break compared to ordinary twist drills. On-site construction, a variety of specifications that apply to a conductor drill. |
Compared to ordinary twist drills. The shaking is low and the beautiful opening can be opened without the need to use the centre stamp. |
Product manufacturing:
Currently, the integrated step drill is made of CBN full grinding, and the materials are mainly made of high-speed steel, carbide etc., and the processing accuracy is high. According to the different processing conditions, the surface coating treatment can be carried out to extend the life of the tool and improve the durability of the tool gender.
