Accuracy H7,H8,H9 HSS OD3.5 straught shank hand reamer

straight shank hand reamer

Description:

1,straight shank hand reamer;

2,Accuracy: H7 ,H8, H9

3,outside Diameter: as your requirment

4,JB,DIN,JT ,JIS,BS,FN and so on we also can do;

5,Overall Lengh ;70/75/80/90/100/110/120/140/160/180/200

6,Flute Lengh:32/35/40/45/50/55/60 as your requirment

7,Maerial:M2 or M5

8, high accuracy, stable, long life span ;
9.high quality service;
10.resonable price;

11,coating:TIN or TIAIN

Class: H7.H8.H9 mm

ONTE:

lStraight shank hand reamers are suitable for the reaming of different fit hole, having three grades of precision separately for the holes of H7,H8 and H9

lMaterial : Alloy Tool steel

Benefits:

1. High accuracy

2. Stable

3. Long life span

4. high quality sevice

5. competitive price

6. can make all kinds of gear hobs

7,Good red hardness

8, High hardness and good abrasion resistance

9,The strength and hardness on the best combining site

For material

1.High speed Steel M2

Component: W6Mo5Cr4v2,

Delivery Hardness ≤ 255HB

Harding Temperature: 1220-1240 Degrees

Hardness ≤ 63

Common Used Material

2. High Speed Steel M35(S705) .Co4.8%

Hardness≥ 64HRC

High Toughness HSS

.High wearability

High Pressure Resistant

Resistance to Sintering For Coating

Better Material

For coating

TIN Coating

Microhardness(HV): 2300

Coefficient of Friction(COF): 0.40

Innerstress(Gpa): -2.5

Maximum Reaction Temperature: 600 Centigrade

Color: Golden Yellow

Coating Structure: Monolayer

TiAIN Coating

Microhardness(HV): 3300

Coefficient of Friction(COF): 0.30-0.35

Innerstress(Gpa): -1.3/-1.5

Maximum Reaction Temperature: 900 Centigrade

Color: Purplish Gray

Coating Structure: Nano-struture

For packge;

The products are wrapped with Oiledpaper and the bittle box as inner packing.

The products are wrapped with Cartons as outside packing

If you have special requirements,we can do it.