EXTRA PRECISION STRAIGHT CORE PINS WITH TIP PROCESS – SHAFT DIAMETER (D) SELECTION TYPE / SHAFT DIAMETER (P) 0.001mm DESIGNATION TYPE−
Extra Precision
Extra Precision
L
L
■ Shaft diameter (D) selection type H Part Number L 0.01mm increments Type Shape D
■ Shaft diameter (P) designation type H Part Number L 0.01mm increments Type Shape No.
Part Number
M Material H Hardness
High Speed Steel SKH51
Shape (Tip size)
Shape (Tip size)
P 0.001mm increments 0.600– 0.799 0.800– 0.999 1.000– 1.499 1.500– 1.999 2.000– 2.499 2.500– 2.999 3.000– 3.499 3.500– 3.999 4.000– 4.499 4.500– 4.999 5.000– 5.499 5.500– 5.999 6.000– 6.499 6.500– 6.999 7.000– 7.999
Type
Shape
0.8
0.6 0.8 1 1.5
Die Steel SKD61
Shape C C … 0.05mm increments
Shape C C … 0.05mm increments
C
1
3
3
Shaft diameter (D) selection type CPML
1.5
NAK80
G
2
4
Shape G K … 0.5° increments
Shape G K … 0.5° increments Shape T F … 0.01mm increments K … 1° increments Shape R R … 0.1mm increments Shape B When R ＝ D/2 designate RQR When R ＞ D/2 R … 0.1mm increments Refer to the working limits shown in the drawing.
SKH51 58–60HRC
DH2F
2.5
2
C
4
5
T
C
3
2.5
5
6
Shape T F … 0.01mm increments K … 1° increments Shape R R … 0.1mm increments Shape B When R ＝ P/2 designate RQR When R ＞ P/2 R … 0.1mm increments Refer to the working limits shown in the drawing.
Shaft diameter (P) designation type CPMBL
R
G
3.5
3
6
Pre-hardened Steel Hardening Steel
G
7
4
3.5 4 4.5 5 5.5 6 6.5 7
PROVA400 Pre-hardened Steel Hardening Steel
7
B
CPMBL
T
4.5
10.00–60.00
T
CPML
10.00–60.00
8
5
Stainless Steel SUS440C
8
R
5.5
Shape (Tip shape)
R
9
6
R ≦ 0.3
MAS1C
9
Shape C
± 0.02
B
C
6.5
C … 0.05mm increments and L － C ≧ 9 . 5 ※ When using GVC alteration ℓ＝ C 0 . 1 ≦ C ≦ （ DorP ）－ 0 . 2 2
B
(C chamfered)
10
7 8
4mm
10
11
JIS (6/8mm)
10 13
8
8.000– 9.999
11
15
－ 0.02 4 0
Free Designation
T ＝
10 13
10.000–12.999
15
18
－ 0.01 0
18
L
D (P) –0.01 –0.02 D (P) 0
and 20 ≦ K ≦ 60 K … 0.5° increments （ L － ）≧ 10 ℓ
R ≦ 0.3
Part Number – L – P – Tip size (C/F/K/R) CPMLC 3 – 35.72 – C0.2 CPMBLB 3 – 35.72 – P2.770 – R2.1
Shape G (Cone)
Order
–0.005
K °± 15 ′
D (P) 0
–0.003
Delivery Quotation
Total Length Designation Total Length Designation
2tanK （ DorP ＝ ） Formula ℓ
ℓ
ℓ
0 － 0.02
T ＝ 4
Shaft Diameter / Total Length Designation Free Designation
– (KC/WKC … etc.)
Part Number – L – P – Tip size (C/F/K/R)
－ 0.05 0
L
Alterations
–
– WKC2.3
R0.3
CPMLR3.5 – 45.47
CPMBLT5 – 34.00 – P4.560 –
F30.00 – K5
– HC6
Alteration details D P.323
R ≦ 0.3
Shape T
Alterations Code
Spec.
Alterations Code
Spec.
F … 0.01mm increments
K … 1° increments 1 ≦ K ≦ 45 ※ When using GVC alteration ℓ＝ L － F
Tip Process
K °± 15 ′
(Tapered)
Head diameter change HC = 0.1mm increments E (D or P) ≦ HC ＜ H E In relation to the diameter tolerance, alteration may create a straight piece with little diameter difference between the head and shaft.
F ≧ 10 . 00 and
Single flat cutting (D or P)/2 ≦ KC ＜ H/2
Engraving
KC
KC － 0.01 0
HC
About Designation Unit for Key Flat Cutting
Gas Vent
L 2
0 . 3 ≦（ L － F ）≦
0 － 0.02 4
T ＝
WKC Two flats cutting
(D or P)/2 ≦ WKC ＜ H/2
and －（ L － F ） tanK ≧ 0 . 1
0 － 0.01
Head diameter change (precision) HCC = 0.1mm increments E (D or P) ＋ 0.5 ≦ HCC ＜ H−0.3
－ 0.01 0 0 ＋ 0.05
WKC
（
DorP ） 2
HCC
L F
(1)To align the key
Varied width parallel flats cutting (D or P)/2 ≦ KAC ＜ H/2 KBC = 0.1mm increments only KAC ＜ KBC ＜ H/2
flat with the shaft diameter
KAC KBC
－ 0.01 0
－ 0.01 0
Head thickness change TC = 0.1mm increments
KAC
KBC
R ≦ 0.3
E 1.5 ≦ TC ＜ 4
0
TC
R ± 0.1
Shape R (R chamfering)
TC
－ 0.02
(Dimension L remains unchanged) E 4−TC ≦ Lmax.−L
Unit of designation Shaft diameter (D) selection 0.05mm increments possible Shaft diameter (P) designation 0.0005mm increments possible
R … 0.1mm increments and L － R ≧ 10 ※ When using GVC alteration ℓ＝ R 0 . 2 ≦ R ≦ （ DorP ）－ 0 . 2 2
4
Two flats (right angled) cutting (D or P)/2 ≦ RKC ＜ H/2
RKC
RKC － 0.01 0
TRN Relief under the head
(No need for plate chamfering)
DKC Three flats cutting
(D or P)/2 ≦ DKC ＜ H/2
0 － 0.01
Numbering on the head Range of designation and Designation method D P.324 E Available when H ≧ 2 X Combination with SKC not available. Gas vent machining GS/GB ＝ 1mm increments E Available when (D or P) ≧ 2 E 2 ＋ ℓ ≦ GS ≦ 12 GS ＋ 2 ≦ GB ≦ 30 L−GB ≧ 10 Designation method D P.324
0 － 0.02
T ＝ 4
DKC
DKC
A15
NHC
－ 0.01 0
8
L
Four flats cutting (D or P)/2 ≦ SKC ＜ H/2
SKC
－ 0.01 SKC 0
（ SR ）± 0.1 R
R ≦ 0.3
Shape B (Spherical)
R … 0.1mm increments When R> (DorP) / 2 （ DorP ）/ 2 ＜ R ≦ 1 . 5 ×（ DorP ） （ DorP ）/ 2 ＜ R ≦ 3 ×（ DorP ）｝ ｛（ DorP ）≧ 4
GVC
AG °
(2) To designate arbitrary key flat dimensions
± 0.5
Two flats (angled) cutting (D or P)/2 ≦ KGC ＜ H/2 0 ＜ AG ＜ 360 AG = 1° increments Three flats cutting at 120° (D or P)/2 ≦ KTC ＜ H/2
When R ＝ (D or P)/2 designate RQR
GS
GB
L
0 °
KGC
KGC
Unit of designation 0.1mm
120 ° 120 °
R ≦ 32 and L －ℓ≧ 10
－ 0.01 120 ° 0
KTC
T ＝ 4 － 0.02 0
KTC
2 － R Formula of ℓ
ℓ
Total length tolerance alteration L 0 –0.01 c L 0 –0.005 (L dimension: designation in 0.005mm increments possible) E Available when 1.5 ≦ (D or P) ≦ 5 E Shape Available for C/T/R
4 （ D 2 orP 2 ）
－ 0.05 0
＝ R ℓ －
L
LKC
343
344
L
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