年表作成・共有サービス - pastport

Key Specifications:

Buttons: 6 to 24

Button types: conical & hemispherical

Button hole: 51 to 175mm

Thread type: R32, R38, R51, T30, T40, T76,
etc.

Raw material: alloy, carbon, carbide, stainless

Production process: casting, forging,
machining, welding

Surface treatment: antirust,
electro-galvanized, spray-paint, black coating, dacromet

Button bits with
hemispherical button is for high bearing capacity and abrasive resistance,
while conical button is for high drilling speed and low abrasive resistance.

Our drilling
tools are widely used for drilling and quarrying in mining industries and other
construction fields.

No.

Products 

Nominal Thread 

        Hole               Diameter      mm

        Article            Regular  

1

Button Bit

R32

51

JBR3251BB

2

76

JBR3276BB

3

R38

76

JBR3876BB

4

90

JBR3890BB

5

R51

90

JBR5190BB

6

100

JBR51100BB

7

115

JBR5115BB

8

130

JBR51130BB

9

T30

51

JBT3051BB

10

76

JBT3076BB

11

T40

76

JBT4076BB

12

90

JBT4090BB

13

T76

130

JBT76130BB

14

150

JBT76150BB

Raw Material

Production Process

Surface Treatment

Carbon steel

Machining

Antirust

Alloy steel

water glass investment casting

Electro-galvanized

Stainless steel

Silica sol investment casting

Spray-paint

Carbide

Forging

Black coating

Welding

Dacromet

https://www.jbdrill.com/button-drill-bits/