CoroThread 266 UN 60° With Finishing Blade

[Features]
CoroThread 266, insert for threading
Solid carbide-coated insert
Newly designed inserts with improved ease of mounting and a guide rail with high clamp rigidity
For outer-diameter threading
For inch threads
Machining pitch: for 5 threads

Part Number

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Part Numbers

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Part Number
266LG-16UN01A200M-1125
266LL-16UN01A200M-1125

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Standard Shipping Days ?	Cutting Direction	O.D./ I.D. (For Threading)	Number of threads (for threading)	s (Chip Thickness) (mm)	Tip Size	Diameter of Inscribed Circle iC	Material type	Fixing hole diameter d1 (mm)	Theoretical screw height HA (mm)	Difference in Screw Height HB (mm)
	48.04 €	10		8 Days	Right-hand	Outer Diameter	20 TPI	3.97	16	0.375	GC1125	4.4	0.95	0.16
	48.04 €	10		6 Days	Left-hand	Internal Diameter	20 TPI	3.97	16	0.375	GC1125	4.4	0.8	0.07

Basic information

Shape	T (Triangle)	Application	Threading	Available corners	3
work material	Steel / Stainless Steel / Cast Iron / Non-ferrous metal / Heat-resistant alloy, titanium alloy	Breaker Use	Finish	Screw Types (for threading)	Unified 60°

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Basic Attributes

Cutting Direction
- Right-hand
- Left-hand
Clear
O.D./ I.D. (For Threading)
- Outer Diameter
- Internal Diameter
Clear
s (Chip Thickness)(mm)
3.97

5.56
Clear
Tip Size
16

22
Clear
Diameter of Inscribed Circle iC
0.375

0.5
Clear
Material type
GC1020

GC1125
Clear
Fixing hole diameter d1(mm)
- 4.4
- 5.5
Clear
Theoretical screw height HA(mm)
0.59

0.67

0.79

0.8

0.89

0.95

1.00

1.05

1.13

1.19

1.33

1.35

1.46

1.58

1.59

1.72

1.9

2.00

2.11

2.31

2.38

2.7

3.16

3.62

4.23
Clear
Difference in Screw Height HB(mm)
0.07

0.08

0.09

0.10

0.11

0.12

0.13

0.14

0.16

0.18

0.2

0.23

0.25

0.26

0.28

0.30

0.32

0.33

0.37

0.41

0.49

0.57

0.77
Clear
Type
- 266R/LG-UN
- 266R/LL-UN
Clear
Number of threads (for threading)
4.5 TPI

6 TPI

7 TPI

8 TPI

9 TPI

10 TPI

11 TPI

12 TPI

13 TPI

14 TPI

16 TPI

18 TPI

20 TPI

24 TPI

28 TPI

32 TPI
Clear