High quality 3 or 4 cutter electric hammer bit

BESTWIN High quality 3 - 4 Cutter tungsten carbide tipped drilling bits are special designed for long life in concrete and masonry applications on electric hammer drill.


High quality cemented carbide



Shank Type:

SDS plus


Sand blasting

Tool Flute Type: 



1000 pieces (Samples available)

Lead Time:   

30 Days

About high quality 3 or 4 cutter electric hammer bit electric hammer bit:

Strong core: 

SDS max bits have a tapered core for bit strength and maximum durability, especially when drilling deep holes.

Aggressive material removal: 

Two-stage flute design with variable helix pattern of Bestwin SDS hammer drill bits allows for efficient debris removal.

Clean, round holes: 

Two sharp cutting edges for the true holes.

Wear mark indicator: 

For the accurate diameter of holes.

Convenient and durable: 

Tapered groove, reduce binding, easy to use. Full length heat treatment, durable, suitable for concrete, brick walls, etc.

Customer Satisfaction: 

Bestwin aims to provide high-quality and cost-effective products and great service to all customers. If you have any questions about our 3 or 4 cutters electric hammer bit, please feel free to contact us. We will respond at first time and help you solve your problem asap.

Payment Terms:

T/T, L/C, PayPal etc.

A Leading Industrial BESTWIN Tools Supplier


BESTWIN Tools Co.,Ltd. is a professional hand tools and accessories provider providing high quality, effective and reliable drilling bits, hole saws, air tools and other tool parts globally.

Leading industrial drilling bits Supplier

High Quality and Durable Drilling Bits

If you need high quality drilling bit, we have it. BESTWIN Tools Co., Ltd. is a professional carbide drilling bit supplier provides the hardest and durable drilling bits.

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