Retrac Button Bits

Production Description

Product Name: Retrac Button Bits

Bits Type:

Head Diameter: 40 mm -200 mm (D)
Bit Type: Button Bit
Button Type: Semispherical Button, Ballistic Button, Conical Button
Thread: R25, R32, R38, T38, T45, T51 (d)
Bit Body: Retrac Skirt
Bit Face: Flat Face, Concave Face, Convex Face, Drop-Center Face
Material: High quality tungsten carbide

Production Flow

Retrac Button Bits


The Retrac Button Bits are widely applicable to mining industry, tunneling and underground engineering, open pit, construction drill, blast industry, civil engineering operations,

road, gas line, pipe and trench projects, quarry work, rock anchoring and ground stabilization projects, water well industry, etc,.


Type of Buttons:

Semispherical button:

This type button is suitable for very abrasive and very hard rock formations.

Ballistic button / Parabolic button:

This type button is suitable for medium abrasive and medium hard rock formations.

Conical button:

This type button is suitable for soft abrasive and soft rock formations.

The selection of Bit Face Type:

Drop center face bit:

It has high penetration rates in soft to medium hard and fissured rock formation, and has better hole deviation control.

Concave face bit:

It’s suitable for medium hard and similar rock formations, it has good hole deviation control and good flushing capacity.

Convex face bit:

It has high penetration rates in soft to medium-hard rock formation. It has the best performance of resistance to steel wash, and reduce the load and wear on the gauge buttons, but it has poor hole deviation control.

Flat face bits:

It’s suitable for hard to very hard and abrasive rock formations.

The selection of Bits skirt:

Retrac skirt:

This type design can get better hole deviation control while drilling, it can get bit back easily while the bit is jammed during drilling.

Tel: +86-576-82895016

Mobile: +86-13626663912

Address: Jinqing, Luqiao, Taizhou City, Zhejiang Province, China

WhatsApp: +86-13626663912