Makita High Speed Steel 4-20 mm Drill Bit, Hex

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₩70,863.00

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  • 추가로 2026년 6월 08일 부터 3 개 단위 배송
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RS 제품 번호:
194-7930
제조사 부품 번호:
D-40157
제조업체:
Makita
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모두 선택

브랜드

Makita

Product Type

Drill Bit

Drill Diameter

4-20 mm

Material

High Speed Steel

Shank Type

Hex

Shank Size

0.25in

Standards/Approvals

No

제외

COO (Country of Origin):
CN

Makita Step Drill Bit, 4mm Minimum Head size, 20mm Maximum Head size - D-40157


This step drill bit is designed for versatility in drilling. Manufactured from high-speed steel (HSS), it features a range of 4mm to 20mm with a total of 9 steps, allowing for precise hole creation in various materials. The spiral flute design ensures efficient material removal, making it a practical choice for professionals in automation, electronics, and mechanical industries.

Features & Benefits


• Conical profile allows for multiple hole sizes from one bit

• Spiral flute design ensures efficient chip removal

• Suitable for enlarging existing holes with ease

• 1/4 hex shank for compatibility with standard drill chucks

Applications


• Used for drilling accurate holes in thin sheet metal

• Effective for enlarging pre-existing holes in metal materials

• Suitable for tasks in the automotive and electrical sectors

• Utilised in the assembly of electronic components

What materials can this product effectively drill through?


It is particularly effective on softer materials such as thin metals, enabling precise drilling for various constructions.

How does the conical profile benefit users during operation?


The conical profile allows for multiple hole sizes to be produced from a single bit, simplifying the drilling process and reducing the need for multiple tools.

What drill size combinations are available with this bit?


The bit covers a diameter range from 4mm up to 20mm, allowing users to create different hole sizes effortlessly.

How does the spiral flute design enhance its usability?


The spiral flute facilitates better chip removal during drilling, which helps maintain the clarity of the hole and prevents material blockage.

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