Die Steel SKD61 Head thickness 4mm
STEPPED EJECTOR PINS WITH GAS VENT –P/L/N DIMENSION DESIGNATION WITH CUTTING FACETS TYPE–
Part Number – L – P – N – E – (KC/WKC … etc.) GW–EDSFS5 – 450.00 – P4.20 – N260 E0.03 – KC2.5
High Speed Steel SKH51
Alterations
Die Steel SKD61 + Nitrided Die Steel SKD61 Prehardened Die Steel SKD61 Stainless Steel SUS440C High Speed Steel SKH51 + Hard chromate
Alteration details D P.99
Alterations Code
Spec.
Alterations Code
Spec.
Head diameter change HC = 0.1mm increments E D + 1 ≦ HC ＜ H
Single flat cutting D/2 ≦ KC ＜ H/2
HC
KC
KC － 0.1 0
R ≦ 0.5
Step R
Head diameter change (precision) HCC = 0.1mm increments E D + 1 ≦ HCC ＜ H–0.3
Single face cutting
Four faces cutting
＋ SV 5 0
Two flats cutting D/2 ≦ WKC ＜ H/2
HCC
WKC
About Designation Unit for Key Flat Cutting
WKC － 0.1 0
Varied width parallel flats cutting D/2 ≦ KAC ＜ H/2 KBC = 0.1mm increments only KAC < KBC < H/2
KAC KBC
Head thickness change TC = 0.1mm increments E 2.0 ≦ TC ＜ 4 (Dimensions L and N remain unchanged) E 4–TC ≦ Lmax.–L
10 (Guaranteed length for E dimension gas vent depth)
－ 0.1 0
－ 0.1 0
4 － E
0 － 0.02
0 － 0.05
± 0.01
T ＝ 4
（ L ＞ 300 c T
）
KAC
KBC
TC
TC
0 － 5
P
P
（ L － N ）
N
(1) To align the key flat with the retention diameter Unit of designation 0.05mm increments possible
4
＋ 0.02 0
＋ 0.05
） 0
（ L ＞ 200 c L
Two flats (right angled) cutting D/2 ≦ RKC ＜ H/2
L
RKC
RKC － 0.1 0
4mm JIS (6/8mm) 10mm
＋ 0.1
2 0
Dowel hole boring E Available when H ≧ 4 X Combination with other than NHC/NHN not available
NC
4
DKC Three flats cutting D/2 ≦ DKC ＜ H/2
Part Number
DKC － 0.1 0
Head thickness T P Tolerance
DKC
Single face cutting Four faces cutting GW–EDSFS GWS–EDSFS GW–EDSF GWS–EDSF
2
Dowel hole + Spring pin driving E Available when H ≧ 4 X Combination with other than NHC/NHN not available Numbering at the back part of the head Range of designation and Designation method: D P.100 X Combination with SKC not available Automatic sequential numbering on the head Range of designation and Designation method: D P.100 X Combination with SKC not available
0 −0.005
NCW
P –0.01 –0.02
4mm (T4)
Four flats cutting D/2 ≤ SKC < H/2
– 0.01 – 0.02
SKC
(2) To designate arbitrary key flat dimensions Unit of designation 0.1mm
4
－ 0.1 0
M Material SKD61 H Hardness 50–55HRC Range of guaranteed retention diameter (D) precision/Range of guaranteed base material hardness/Step R (Details D P.97 ) (Range of guaranteed shaft diameter precision is only for the shaft diameter and does not include the gas vent.)
SKC
P 0
–0.005
SV 50 ≦ L–N ＜ 80 80 ≦ L–N ＜ 115
217
P
AG °
Two flats (angled) cutting D/2 ≦ KGC ＜ H/2 AG = 1° increments 0 ＜ AG ＜ 360
± 0.5
L–N ≧ 115
NHC
P 0
3.00– 6.99 7.00–19.90
35 35
35 50
35 50
0 °
KGC
–0.002
KGC
Tip Diameter Designation Total Length Designation
1 2 3
120 ° 120 °
NHN
Three flats cutting at 120° D/2 ≦ KTC ＜ H/2
E 0.01mm increments
－ 0.1 0 120 °
Head thickness 4mm
Part Number
0.01mm increments
N 1mm increments
KTC
H
T
Type
D
L
P
KTC
Tip Diameter Total Length Designation
3.5
3.00–3.40 3.00–3.90 3.00–4.40 3.00–4.90 3.50–5.40 4.00–5.90 4.50–6.40 4.90–6.90 5.90–7.90 6.90–8.90 7.90–9.90 8.90–11.90 9.90–12.90
7
4
65.00–300.00
Tip Process
4.5
E About flat cutting position Flat cutting position is set at 90° of cutting facet in counterclockwise direction.
8
5
Engraving
Single face cutting GW–EDSFS GW–EDSF
5.5
9
Gas Vent
Single face cutting 0.02–0.05
6
N ≧ 15 and 50 ≦ (L–N) ≦ 200
Ex: KC
Single face cutting Four faces cutting
6.5
4
10
Four faces cutting 0.03–0.05
7 8 9
Four faces cutting GWS–EDSFS GWS–EDSF
65.00–500.00
11 14 15 17 18
10 12 13
PartNumber – L – P – N – E GW–EDSFS5 – 450.00 – P4.20 – N260 – E0.03 GWS–EDSF10 – 480.00 – P9.00 – N380 – E0.03
Order
Quotation
Delivery
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