AMPC-E_EU-EN

THREADING | Solid Carbide and Indexable Thread Mills

Product Nomenclature

AccuThread® 856 Solid Carbide Thread Mills TM U K

A

0250 - 20

M

DRILLING

1

2

3

4

5

6

1. Thread Mill

2. Thread Class

3. Coating

4. Min Thread Diameter 0250 = 1/4 (Imperial)

5. Thread Pitch

6. Shank

TM = Standard

U = UN

K = AM210® U = Uncoated

20 = UN 20 TPI 075 = ISO 0.75 NPT = All pipe threads will show thread form

M = Metric

HDTM = Heavy duty TW = Weldon flat

N = NPT, NPTF

0008 = #8 (Number Drill)

Blank = Imperial

B = BSPP, BSPT, BSW M = ISO A = AccuPort® specific

0450 = M4.5 (ISO)

B

BORING

ThreadMills USA™ Solid Carbide Thread Mills TM 250 20 CH M 1 2 3 4 5

C

1. Thread Mill

2. Min Thread Diameter 250 = 1/4 (Imperial) 08 = #8 (Number Drill)

3. Thread Pitch

4. Optional

5. Shank

REAMING

TM = TiAlN

20 = UN 20 TPI 075 = ISO 0.75 NPT = All pipe threads will show thread form

CH = Coolant hole DE = Double end

M = Metric

TMFT = Uncoated HDTM = Heavy duty

Blank = Imperial

NPT = All pipe threads will show thread form

45 = M4.5 (ISO)

HDTMFT = Heavy duty uncoated

D

Reference Key Symbol

BURNISHING

L 1

Attribute

L 6

D 1 D 2

Maximum cutter diameter

Shank diameter Overall length Length of cut

D 2

D 1

L 1 L 6

E

THREADING

X

SPECIALS

E: 6

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