Retrac Std T51 127mm Flat Face Drop Center Drill Bit for Quarry Drilling

• Transport Package：Cartons + Ply-Wooden Cases for Exporting
• Trademark：Sollroc
• Origin：Changsha

=== Base Info ===

• Model NO.：T51 127mm Button Bits
• HS Code：84314320
• Production Capacity：5000pieces,Month

=== Description ===
Dia.Tip size (mm)Flushing hole No.WeightmminchFrontGaugeAngleSideFront893 1/2"13x413X840°2-5.3893 1/2"13x513x835°215.3893 1/2"11x3,11x213x635°4-5.3893 1/2"11x4,11x113x835°4-5.3893 1/2"13x4,13x113x835°4-5.31024"14x414x840°2-7.31024"13x616x835°217.31024"13x4,13x114x835°4-7.31024"13x4,13x213x835°417.31024"13x4,13x114x835°417.31154 1/2"14x614x835°2-9.81154 1/2"14x616x835°2-9.81154 1/2"13x4,13x214x835°4-9.81154 1/2"13x4,13x314x835°4-9.81154 1/2"14x4,14x216x835°4-9.81275"14x816x835°21121275"16x4,13x216x835°4-121275"14x4,14x314x835°4-12

 

Features
 

1. Cost - Initially cheaper investment

2. Less Impact Damage - Impact is less damaging to the cutting structure

3. Better in Hard Rock Formations - The fracturing action of a button bit is better in non-homogeneous rock      formations.

4. More Control Over the Bit - In directional drilling applications, a button bit is easier to control offering            lower torque, greater flexibility and a more steady tool face.

Tapered bits

Diameter: 28mm-70mm
Degree: 4°,6°,7°,11°and 12°
Type: Chisel bit, Cross bit and Button bit
Skirt: Short or Long Skirt
 

Coupling Sleeves

Thread: R22-R38, SR28-SR35, T38-T51, GT60, ST58/68

Shank Adaptors
 

Integral Drill Steel

Diameter: 28mm-41mm
Shank: H22x108mm, H25x159mm
Length: 400mm-4345mm
 

Button bit

Skirt:Straight (Regular skirt), Retrac and Straightrac (Sprial skirt)Bits diameter45mm-152mmThreadR22, R25, R28, R32, R35, R38, T38, T45, T51, T60, T58,T68Face designFlat face, drop center, uniform faceButton selectionSpherical and ballistic

Cross bits and X bits
 

Skirt:Straight (Regular skirt) and RetracBit diameter45mm-127mmThreadR22, R25, R28, R32, R35, R38, T38, T45, T51, T60, T58,T68

Features

Each of our Tophammer products is designed for optimum performance in Tophammer drilling applications on a price vs. performance basis. We offer high quality productive tools and services for all Tophammer drilling applications.

Products photos:




 

Quality warranty:
Our products are made of high quality steel and all spares are inspected strictly before shipping. We have quickly responses for your complaint and suggestion.

Package:
Using ply-wooden cases and pallet for exporting to protect products and avoid the damagement during transportation. Also we can customize package according to your special requests.

Production time:
Generally, Production time is 15 -25 days.

Transportation:

By air, By Express or By sea according to your requests.