Centaur Precision Tools, INC.

VDI Toolholders

Performance and value make VDI tooling from Centaur the right choice. All Centaur VDI holders are manufactured to the strictest tolerances and conform to DIN 69880 and VDI3425. Product features:

Hardened and completely finish ground
Blackened to retard oxidation
Internal coolant supplies with adjustable ball-type nozzles
Square tools can be preset with spring loaded plates

The following standard form VDI toolholders are available from stock at Centaur (*indicates availability in size).

Form

EE2

CC1

CC2

Collet
Chucks

Tapping
Chucks

VDI 30

VDI 40

VDI 50

STANDARD RADIAL OVERHEAD TOOLHOLDERS
PER VDI 3425 / DIN 69880

Form B1 - RIGHT HAND SHORT

Part No.	D	B1	B2	B3	H1	H5	H6	L1	L2
433020 434025 435032	30 40 50	70 85 100	35 42.5 50	10 12.5 16	3/4” 1” 1-1/4”	28 32.5 35	38 48 60	22 22 30	40 44 55

Form B2 - LEFT HAND SHORT

Part No.	D	B1	B2	B3	H1	H5	H6	L1	L2
443020 444025 445032	30 40 50	70 85 100	35 42.5 50	10 12.5 16	3/4” 1” 1-1/4”	28 32.5 35	38 48 60	22 22 30	40 55 55

Form B3 - RIGHT HAND SHORT REVERSE

Part No.	D	B1	B2	B3	H1	H6	H7	L1	L2
453020 454025 455032	30 40 50	70 85 100	35 42.5 50	10 12.5 16	3/4” 1” 1-1/4”	38 48 60	35 42.5 50	22 22 30	40 44 55

Form B4 - LEFT HAND SHORT REVERSE

Part No.	D	B1	B2	B3	H1	H6	H7	L1	L2
463020 464025 465032	30 40 50	70 85 100	35 42.5 50	10 12.5 16	3/4” 1” 1-1/4”	38 48 60	35 42.5 50	42 22 30	40 44 55

LONG RADIAL OVERHEAD TOOLHOLDERS
PER VDI 3425 / DIN 69880

Form B5 - RIGHT HAND LONG

Part No.	D	B1	B2	B3	H1	H5	H6	L1	L2
473020 474025 475032	30 40 50	100 118 130	65 75.5 80	10 12.5 16	3/4” 1” 1-1/4”	28 32.5 35	38 48 60	22 22 30	40 44 55

Form B6 - LEFT HAND LONG

Part No.	D	B1	B2	B3	H1	H5	H6	L1	L2
483020 484025 485032	30 40 50	100 118 130	65 75.5 80	10 12.5 16	3/4” 1” 1-1/4”	28 32.5 35	38 48 60	22 22 30	40 44 55

Form B7 - RIGHT HAND LONG REVERSE

Part No.	D	B1	B2	B3	H1	H6	H7	L1	L2
493020 494025 495032	30 40 50	100 118 130	65 75.5 80	10 12.5 16	3/4” 1” 1-1/4”	38 48 60	35 42.5 50	22 22 30	40 44 55

Form B8 - LEFT HAND LONG REVERSE

Part No.	D	B1	B2	B3	H1	H6	H7	L1	L2
503020 504025 505032	30 40 50	100 118 130	65 75.5 80	10 12.5 16	3/4” 1” 1-1/4”	38 48 60	35 42.5 50	22 22 30	40 44 55

AXIAL TOOLHOLDERS
PER VDI 3425 / DIN 69880

Form C1 - RIGHT HAND

Part No.	D	B1	B2	B3	H1	H5	H6	L1	L2
513020 514025 515032	30 40 50	70 85 100	35 42.5 50	17 20.5 25.5	3/4” 1” 1-1/4”	28 32.5 35	38 48 60	70 85 100	10 12.5 16

Form C2 - LEFT HAND

Part No.	D	B4	B5	B6	H1	H5	H6	L1	L2
523020 524025 525032	30 40 50	76 90 105	41 47.5 55	23 25.5 30.5	3/4” 1” 1-1/4”	28 32.5 35	38 48 60	70 85 100	10 12.5 16

Form C3 - RIGHT HAND REVERSE

Part No.	D	B1	B2	B3	H1	H6	H7	L1	L2
533020 534025 535032	30 40 50	70 85 100	35 42.5 50	17 20.5 25.5	3/4” 1” 1-1/4”	38 48 60	35 42.5 50	70 85 100	10 12.5 16

Form C4 - LEFT HAND REVERSE

Part No.	D	B4	B5	B6	H1	H6	H7	L1	L2
543020 544025 545032	30 40 50	76 90 105	41 47.5 55	23 25.5 30.5	3/4” 1” 1-1/4”	38 48 60	35 42.5 50	35 42.5 50	10 12.5 16

BORING BAR HOLDERS
PER VDI 3425 / DIN 69880

Form E2

Part No.	D1	D2	D6	D8	H1	H2	L3	L6	L7
553012 553016 553020 553025 553032 554012 554016 554020 554025 554032 555012 555016 555020 555025 555032	30 30 30 30 30 40 40 40 40 40 50 50 50 50 50	1/2” 5/8” 3/4” 1” 1-1/4” 1/2” 5/8” 3/4” 1” 1-1/4” 1/2” 5/8” 3/4” 1” 1-1/4”	68 68 68 68 68 83 83 83 83 83 98 98 98 98 98	55 55 55 55 55 55 55 55 55 83 68 68 68 68 68	28 28 28 28 28 32.5 32.5 32.5 32.5 32.5 35 35 35 35 35	30 30 30 30 30 — — — — — — — — — —	22 22 22 22 22 22 22 22 22 22 30 30 30 30 30	60 60 60 60 75 75 75 75 75 75 90 90 90 90 90	51 51 51 51 61 61 61 61 61 61 76 76 76 76 76

NOTE: Flat on lower side of 30mm shank tools.

STEEL PLUGS
PER VDI 3425 / DIN 69880

Form Z2

Part No.	D	L	A	H1	H2
611640* 612050* 612558* 613068 614083 615098 616023*	16 20 25 30 40 50 60	13 16 16 16 20 20 20	40 50 58 68 83 98 123	23 23 25 30	18 23 25 28 32.5 35 42.5

NOTE: Stock items available upon special request.

MORSE TAPER ADAPTERS
PER VDI 3425 / DIN 69880

Form F For Shanks With Tang

Part No.	D	Toolshank	L1	L2	A	H1	H2
623001 623002 623003	30 30 30	1 2 3	27 27 45		68 68 68	30 30 30	28 28 28
624001 624002 624003 624004 625002 625003 625004	40 40 40 40 50 50 50	1 2 3 4 2 3 4	36 36 36 80 36 36 50	22 22 22 22 30 30 30	83 83 83 83 98 98 98	32.5 32.5 32.5 32.5 35 35 35

TENSION-COMPRESSION TAP HOLDERS
PER VDI 3425 / DIN 69880

Part No.	D	Series	L	L1	L2	B	H	C	Tension	Compression
573014 574014 574022 575014 575022	30 40 40 50 50	CWE 1 CWE 1 CWE 2 CWE 1 CWE 2	70 70 93 70 93	40 40 63 40 63	30 30 30 30 30	68 83 83 98 98	28 32.5 32.5 35 35	36 36 55.5 36 55.5	7.62 7.62 12.45 7.62 12.45	7.62 7.62 12.45 7.62 12.45

QUICK-CHANGE POSITIVE DRIVE TAP ADAPTERS

Hand Tap Size	Tap Shank Dia.	Part No. CWE 1	Depth Tap Enters	Part No. CWE 2	Depth Tap Enters
0-6 0-8 0-10 0-12 1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4 13/16 7/8	0.141 0.168 0.194 0.220 0.255 0.318 0.381 0.323 0.367 0.429 0.480 0.542 0.590 0.652 0.697	100006 100008 100010 100012 100125 100312 100375 100437 100500 100562	0.85 0.92 0.92 0.95 0.95 0.98 1.05 1.08 1.11 1.17	200006 200008 200010 200012 200125 200312 200375 200437 200500 200562 200625 200687 200750 200812 200875	0.85 0.92 0.92 0.95 0.95 1.49 1.56 1.59 1.62 1.68 1.74 1.81 1.87 1.87 1.93

Hand Tap Size	Tap Shank Dia.	Part No. CWE 1	Depth Tap Enters	Part No. CWE 2	Depth Tap Enters
1/8 - SS 1/8 - LS 1/4 3/8 1/2	0.313 0.437 0.562 0.700 0.687	105062 105063	1.05 1.05	205062 205063 205125 205375 205500	1.49 1.05 1.18 1.24 1.37

NOTE: Metric and Japanese standard sizes upon special request.

TAP ADAPTER DIMENSIONS

	A	B
CWE 1 CWE 2	1.18 1.89	0.75 1.22

COLLET CHUCKS
PER VDI 3425 DIN 69880

RD/ER STYLE

Part No.

Description

Collet

Range

Wrench

411616*
411620*
412016*
412025
412032
412040
412525*
412532*
413025
413032
413040
414025
414032
414040
415040*
416040*

16x40 RD 16
16x45 RD 16
20x40 RD 16
20x50 RD 25
20x60 RD 32
20x66 RD 40
25x50 RD 25
30x60 RD 32
30x75 RD 25
30x75 RD 32
30x75 RD 40
40x75 RD 25
40x75 RD 32
40x75 RD 40
50x75 RD 40
60x75 RD 40

16
16
20
20
20
20
25
25
30
30
30
40
40
40
50
60

40
45
40
50
60
66
50
60
75
75
75
75
75
75
75
75

30
33
30
38
48
52
38
48
63
63
61
63
63
61
61
61

13
13
18
18
18
22
18
18
22
22
22
22
22
22
30
30

28
34
28
42
50
63
42
50
50
50
63
42
50
63
63
63

40
40
50
50
50
50
58
58
68
68
68
83
83
83
98
123

—
—
—
—
—
—
—
—
30
30
30
—
—
—
—
—

18
18
23
23
23
23
25
25
28
28
28
32.5
32.5
32.5
35
42.5

18
18
23
23
23
23
25
25
30
30
30

M 8x1
M 8x1
M 10x1
M 10x1
M 10x1
M 10x1
M 14x1.5
M 14x1.5
M 18x1.5
M 18x1.5
M 18x1.5
M 22x1.5
M 22x1.5
M 22x1.5
M 28x1.5
M 42x1.5

RD 16
RD 16
RD 16
RD 25
RD 32
RD 40
RD 25
RD 32
RD 25
RD 32
RD 40
RD 25
RD 32
RD 40
RD 40
RD 40

0.5-10
0.5-10
0.5-10
1-16
2-20
3-26
1-16
2-20
1-16
2-20
3-26
1-16
2-20
3-26
3-26
3-26

GS 25
GS 25
GS 25
E 25
E 32
E 40
E 25
E 32
E 25
E 32
E 40
E 25
E 32
E 40
E 40
E 40

RD/ORTLIEB STYLE

Part No.

Description

Collet

Range

Wrench

422025*
422525*
423025
423035
424025*
424035
424044
425035*
425044
426044*

20x57 RDO 25
20x62 RDO 25
30x57 RDO 25
30x75 RDO 35
40x57 RDO 25
40x75 RDO 35
40x90 RDO 44
50x75 RDO 35
50x90 RDO 44
60x90 RDO 44

20
25
30
30
40
40
40
50
50
60

57
62
57
75
57
75
90
75
90
90

43
48
43
59
43
59
73
59
73
73

18
18
22
22
22
22
22
30
30
30

43
43
43
60
43
60
72
60
72
72

50
58
68
68
83
83
83
98
98
123

—
—
30
30
—
—
—
—
—
—

23
25
28
28
32.5
32.5
32.5
35
35
42.5

23
25
30
30

M 10x1
M 14x1.5
M 18x1.5
M 18x1.5
M 22x1.5
M 22x1.5
M 22x1.5
M 28x1.5
M 28x1.5
M 42x1.5

RDO 25
RDO 25
RDO 25
RDO 35
RDO 25
RDO 35
RDO 44
RDO 35
RDO 44
RDO 44

1.5-16
1.5-16
1.5-16
1.5-25
1.5-16
1.5-25
3.5-32
1.5-25
3.5-32
3.5-32

HSO 25
HSO 25
HSO 25
HSO 35
HSO 25
HSO 35
HSO 44
HSO 35
HSO 44
HSO 44

RDG/TG STYLE

Part No.	Description	D	A	C	E	F	H	T	Range	Wrench
4040100	40x108 RDG 100	40	108	22	62	83	32.5	M 22x1.5	3/32-1	E 40

* Non-stock items available upon special request.