KOYO INDUSTRIES CO.,LTD.
HANDGEWINDEOTHER
MACHOS DE ROSCAR A MANO
TARAUDS
Standard Hand Taps Spiral Pointed Taps NO.803PO
TAPER
8 to 10 threads chamfered for easy thread startling in rough malerials.
PLUG
3 to 5 threads chamfered - general use when tapping to bottom of holes is not critical.
(This is the most widely - used type of tap.)
BOTTOMING
1. 1/2 threads chamfered - use after threads have been started for tapping to bottom of hole.
3 pc one set
METRIC 1.0mm up - to 12mm in plastic case and 14mm and up in Printed box.

INCH 1/16inch up - to 1/2inch in plastic case and 9/16inch and up in Printed box.
Metric(COARSE)
Nominal
Diameter
(mm) 		Pitch

(mm) 		Length Shank
Dia
C(mm) 		Weight
Per Set
(g)
A(mm) B(mm)
1
1.2
1.4
1.7
2		 0.25
0.25
0.3
0.35
0.4		 30
32
34
36
40		 8
9
11
13
15		 3
3
3
3
3		 8
10
10
10
12
2.3
2.6
3
3
3.5		 0.4
0.45
0.6
0.5
0.6		 42
44
46
46
48		 15
16
18
18
18		 3
3
4
4
4		 12
12
15
18
18
4
4
4.5
5
5		 0.75
0.7
0.75
0.9
0.8		 52
52
55
60
60		 20
20
20
22
22		 5
5
5
5.5
5.5		 20
20
25
30
30
5.5
6
7
8
9		 0.9
1
1
1.25
1.25		 60
62
65
70
72		 22
24
26
30
30		 5.5
6
6.2
6.2
7		 35
40
50
70
75
10
11
12
14
16		 1.5
1.5
1.75
2
2		 75
80
82
88
95		 32
38
38
42
45		 7
8
8.5
10.5
12.5		 80
110
135
185
250
18
20
22
24
27		 2.5
2.5
2.5
3
3		 100
105
115
120
130		 48
50
55
58
62		 14
15
17
19
20		 360
400
650
850
1180
30
33
36
39
42		 3.5
3.5
4
4
4.5		 135
145
155
165
175		 65
70
75
80
85		 23
25
28
30
32		 1500
1980
2640
2920
3520
45
48
52
56
60		 4.5
5
5
5.5
5.5		 180
185
195
205
215		 85
90
90
95
100		 35
38
42
44
46		 4090
5480
5900
8300
9750
64
68		 6
6		 225
235		 105
110		 48
52		 11250
12980
INGREDIENT SPECIFICATION
Chemical Composition
C
% X 100		 Sl
% X 100		 Mn
% X 100		 P
% X 1000		 S
% X 1000		 Cu
% X 100		 Ni
% X 100		 Cr
% X 100		 Ma
% X 100		 W
% X 100		 V
% X 100
SKH2 70-85 MAX 40 MAX 40 MAX 30 MAX 30 380-450 1700-1900 80-120
SKH9 80-90 MAX 40 MAX 40 MAX 30 MAX 30 380-450 450-550 550-670 160-220
SKS11 120-130 MAX 35 MAX 50 MAX 30 MAX 30 20-50 300-400 10-30
SKS2 100-110 MAX 35 MAX 80 MAX 30 MAX 30 50-100 100-150
GSS2 97 MAX 18 MAX 97 MAX 24 MAX 17 9 48 21
ALLOY 0.95-1.10 MAX 35 MAX 90 MAX 27 MAX 20 13-165

COPYRIGHT(C) 2007, KOYO INDUSTRIES CO.,LTD.ALL RIGHTS RESERVED.
P.O.BOX: NO.79 MINAMI OSAKA JAPAN
OFFICE: NO.101 TOJUSO-KOKUMACHI BLDG.
2-2 KOKUMACHI 2CHOME, CHUO-KU, OSAKA, JAPAN
TEL:81-6-6941-9541 FAX: 81-6-6941-954