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PENCIL STONE

WA STONE

SOFT STONE MOLD FINISHING STONE

BLACK STONE GC STONE

DIE STONE ALU STONE SCW

OIL STONE INDIA WHITE OIL STONE ARKANSAS STONE

Stones for medium finishing

PAPO STONE

SUPER ORANGE SUPER BLUE SUPER RED

Roughing

Finishing

Quenched mould

Others stones

Aluminum mould Stone for rough finishing

LAP MATE

Typical stone for EDM. Start from Lap mate for EDM moulds and dies.

EDM STONE

A harder stone than Lap mate A softer stone than Lap mate

Sharpness is the priority of this stone with unique design

Soft touch, good for steels with various hardness

A uniform surface can be got due to its non-bubble structure Good for polishing before using diamond paste

Designed for having features to fit the form of moulds quickly Can get stable surface because this uses green Sic. grains

Good for quenched mould HRC47 to HRC63

Can be used for wide works with using Agrain. Various transformation is available

Good sharpness with having oil within. Also goodfor setting the teeth of a saw

Good for finer finishing required to oil stone A Natural stone with high density andhigh hardness. Good for finest finishing

Good for various aluminum mould Very soft stone. Good for large size mould and pressed mould

Best stone for removing hardened layer after EDM processing. A softer than conventional stone A harder than super blue

Polishing Stones

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5 elements to decidingquality of abrasive stones

3

1

2

3

secondary processingelements, grains, bondage and holes,

consisting abrasive stones and

The kinds GrainsAs a cutter, grains play the

GritsThe size of the grains

main role of for polishing

OrganizationThe rate of the grainsin the abrasive stones.

Bondage Strengththe strength of

the bondage to hold grains

The kinds of Bondsthe difference of

the bonding materialto hold grains

the material to be processed

Grains

Holes

Secondary processingFilling materialsAdditives

Points for selection of abrasive stones

Bondage

kinds of grains

kinds of holes

quantity of holes

size of grains (grits)

kinds of bondage

quantity of bondage(bonding strenght)

melted aluminum grains

carbonized silicon

vitrified, resinoid and etc.

soft medium strong etc.

ventilated holes

non-ventilated holes

porous holes abrasive stones

no holes abrasive stones

Filling materials and additives aremixed in Processing materialsabrasive stones other thanprocessing materials, such as sulfurfor filling holes, and bondage.

quantity of grains (organization)

1. Selection of abrasive stones with grains (A, WA, C, GC, etc) suitable for the material to be polished 2. Selection of abrasive stones manufactured and secondary processed suitable for the material to be polished 3. Selection of abrasive stones with proper grits and mesh for the surface to be polished.4. Selection of abrasive stones with proper size for the place to be polished

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STONING OIL

“FLASH 600” “FLASH 600” is originally developed by 3A-Sangyo

STONEHOLDERS

CERAMIC STONE HOLDERSLAP PEN HOLDERS

（ ） （ ）

（ ）

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（ ）

（ ） 本入

（ ）

（ ）

（ ）（ ）

（ ） 本入

（ ）

LAP MATE

EDM STONE

Polishing Stones

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（ ）（ ）

（ ） 本入

（ ）

（ ）（ ）

（ ） 本入

（ ）

RAPO STONE

SUPER ORANGE

Polishing Stones

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（ ）

（ ） 本入

（ ）

（ ）

（ ）

（ ）

（ ） 本入

（ ）

SUPER BLUE

SUPER RED

Polishing Stones

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（Size:mm）

6 × 6 × 100

3 × 6 × 100

1.5 × 6 × 100

（Coarse）#150

（Medium）#320

（Fine）#600

01 04 07

02 05 08

03 06 09

■ Features:This stone has completed after our pursuit of sharpness with a unique manufacturing method and processed resin. This is most suitable for removing the hardened

.retfaerehtgninotsdnagnissecorpMDEretfareyal*Pencil Pin k（#320）and Pencil Grey（#150 and #600）can be provided with other grain levels than listed.

■ Application: Surface stoning after EDM processing for general mold

■（Grit）#150（ Coarse：Black）#320（ Medium：Pink）#600（ Fine：Gray）

（20pcs.）

(Grain) (Hardness) (Bond) (Pack)

20本入

VWAC （Medium）

1 × 6 × 1002 × 6 × 1003 × 6 × 1001 × 13 × 100

2 × 13 × 100 3 × 13 × 100 3 × 6 × 1503 × 13 × 051

5 × 13 × 150

■（Size :mm）

■ Features : This stone is very soft and gives the workers little responses when in operation. Uniform surface can be gained with good fitness to the form of moulds. Suitable for stainless steel and aluminum alloy processing.

■ Application : Polishing for hard-to-grind materials and removing dregs

■（Grit）#120#180#240#320

#400#600 #800#1000

#1200#1500#2000#3000

（MediumSoft）

(Pack)(Bond)(Hardness)(Grain)

20本入WA V

（20pcs.）

PENCIL STONE

WA STONE

Polishing Stones

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（ ）（ ）（ ）（ ）（ ）（ ）（ ）

（ ）（ ）（ ）（ ）（ ）

（ ）

（ ） 本入

（ ）（ ）（ ）（ ）（ ）（ ）

（ ）（ ）（ ）（ ）

（ ）

（ ） 本入

SOFT STONE

MOLD FINISHING STONE

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（ ）（ ）

（ ） 本入

（ ）

（ ）（ ）

（ ） 本入

（ ）

BLACK STONE

GC STONE

Polishing Stones

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（ ）（ ）

（ ） 本入

（ ）

））（ ）

（ ） 本入

（ ）

DIE STONE

ALU STONE

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20本入 10本

入

10 × 25 × 150

13 × 25 × 150

25 × 50 × 150

3 × 6 × 150

3 × 13 × 150

5 × 13 × 150

■（Size:mm）

■ Features : This stone is suitable for rough and medium finishing with easy-to-operate and high effectiveness features. Also suitable for large scale mold and wide surface polishing.

■ Application : Polish for large scale metal works for general mold

■（Grit）# 80#120#180#220

(Pack)(Bond)(Hardness)(Grain)

PA （Soft） V（20pcs.）（10pcs.）

SCW

Polishing Stones

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）・（ ）・（ ）・（ ）・ （ ）・（ ）

　 　（ ）

（ ）：

（ ）： 　

（ ）

（ ）

（ ）（ ）（ ）（ ）（ ）

（ ）（ ）

本入

（ ）

（ ）

本入

（ ）

（ ）（ ）（ ）

（ ）

（ ）・（ ）・（ ）・（ ）・ （ ）・（ ）

　（ ）

（ ）

OIL STONE

INDIA

Polishing Stones

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（1pcs.）

■ Features : This stone is suitable for operations where more accurate surfaces are needed than A Oil Stone. Because of the ultra minute tissue of this stone, little transformations of works happen.

■ Application : Precision Finishing

■（Grit）#3000

(Pack)(Bond)(Hardness)(Grain)

WA （Super Hard） V

13 × 25 ×10016 × 38 × 11525 × 50 × 15025× 50 × 200

■（Size :mm）

■ Features : This natural stone is produced only in the United States and has highly dense and ultra hard tissue. It is suitable for ultra fine finishing of watch, gauge and precision machinery.

■ Application : Cutlery and Hard materials

■（Grit）HB（White）

(Pack)(Bond)(Hardness)(Grain)

（Super Hard）

13× 25× 100, 16× 38× 115, 25× 50× 150, 25× 50× 200

▲■ （ ）・▲（Triangle）・● （Circl e）・3.2 × 100, 4.5 × 100, 6.4 × 100, 8 × 100　etc.

■（Size :mm）

Square

WHITE OIL STONE

ARKANSAS STONE

Polishing Stones

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Our brushes are available in a wide variety of sizes. Great for flat and small, curved or hard-to-reach surfaces.Maximum operating speed 25000 rpm. Use with diamond paste.

A

B

D

C

A B

D

C

1

2

3

4

5

6

7

8

1

2

3

4

A B C D(Diameter) (Trim Length) (Shank) (Length) (Type) (Type of hair) (Style)

14mm

14mm

14mm

25mm

6.4mm

6.4mm

6.4mm

14mm

2.4

2.4

2.4

3.2

51

51

51

60

Standard

Standard

Soft

Brass

Horse

Goat

Brass

Horse

761

751

771

764

A B C D(Diameter)(Trim Length) (Shank) (Length) (Type) (Type of hair) (Style)

6.4mm

9.5mm

12.7mm

12.7mm

4.8mm

6.4mm

4.8mm

6.4mm

2.4

2.4

2.4

2.4

48mm

54mm

54mm

58mm

Standard

Standard

Standard

Standard

Horse

Horse

Horse

Horse

860

861

860-1/2

861-1/2

（10pcs.）

10

Pack

（144pcs. ）

1

Pack

44

Brushes

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Our brushes are available in a wide variety of sizes. Great for flat and small, curved or hard-to-reach surfaces.Maximum operating speed 25000 rpm. Use with diamond paste.

9

10

11

9

10

11

A B C D(Diameter) (Trim Length) (Shank) (Length) (Type) (Type of hair) (Style)

6.4mm

6.4mm

6.4mm

5.4mm

4.8mm

4.8mm

3.2

2.4

2.4

48

48

48

Standard

Soft

Brass

Horse

Goat

Brass

7HS-P

850

870

（10pcs.）

10

Pack

（144pcs. ）

1

Pack

44

A B

D

C

A plastic ferrule is available to prevent scratchingwhen used for mold

With plastic

12

13

14

12

13

14

A B C D(Diameter)

A(Diameter)(Trim Length) (Shank) (Length) (Type) (Type of hair) (Style)

19.1mm

19.1mm

19.1mm

4.8mm

4.8mm

4.8mm

9.5mm

9.5mm

9.5mm

2.4

2.4

2.4

42.5mm

42.5mm

42.5mm

Standard

Soft

Brass

Pig

Goat

Brass

711

711S

721

2

A

E

B D

CB D

C

Brushes

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Made from high quality fleecy felt and good for precision lapping.

1

1

2

2

3

4

5

6

7

8

9

10

3

4

5

6

7

8

9

10

11

12

13

A B C D(Diameter) (Felt Length) (Shank) (Length) (Type)

CB

D

A

(Style)

3mm 8mm 3 40mm Standard MA0308

4mm 10mm 3 45mm Standard MA0410

6mm 10mm 3 40mm Standard MA0610

11

12

13

A B C D(Diameter) (Felt Length) (Shank) (Length) (Type) (Style)

6mm 10mm 3 40mm Soft

Soft

Soft

MA0610S

10mm 15mm 3 45mm MA1015S

15mm 20mm 3 50mm MA1520S

10mm 15mm 3 45mm Standard MA1015

15mm 20mm 3 50mm Standard MA1520

20mm 25mm 6 62mm Standard MA2025/6

25mm 25mm 6 63mm Standard MA2525/6

6mm 10mm 3 40mm Standard MA0610

10mm 15mm 3 45mm Standard MA1015

15mm 20mm 3 50mm Standard MA1520

（10pcs.）

10

Pack

（100pcs. ）

1

Pack

00

Soft type

Standard type

MA

MA

MK

Felt Bobs

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Made from high quality fleecy felt and good for precision lapping.

Excellent for diamond lapping.

14

14

15

16

17

18

A B

15

16

17

18

A B C D(Diameter) (Felt Length) (Shank) (Length) (Type) (Style)

20mm 25mm 6 62mm Soft

Soft

Soft

Soft

Soft

MA2025/6S

25mm 25mm 6 63mm MA2525/6S

6mm 10mm 3 40mm MA0610S

A

B

(Thickness) (Width) (Length) (Style)

1mm 25mm 1500mm

3mm 25mm

R125

R3251500mm

10mm 15mm 3 45mm MA1015S

15mm 20mm 3 50mm MA1520S

（10pcs.）

10

Pack

（100pcs. ）

1

Pack

00Soft type

Roll felts

444

5

MA

MK

Felt Bobs

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1

1

2

3

2

3

A B C D(Diameter) (Felt Length) (Shank) (Length)

1mm 6mm 175mm 10 pcs.

10 pcs.

5 pcs.

1mm 10mm 175mm

1mm 20mm 175mm

Poly Lap Sheets

Outstanding effect for diamond paste lapping

The Sponge sheets with continuous pore can keep diamond paste efficiently and enable effectivemirror finishing. Offer a beneficial effect on mirror finishing. With a soft touch, conform greatly topolished surfaces.

Features

There are no tops and bottoms. Paint the diamond paste on the mold and use it with proper fingerpressure. Excellent to be used with #3000 (6 micron) diamond paste or more numbers.

Application

3

Poly Lap Sheets