Weldon Tool Holder, DIN ISO 7388-1, SK40

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(formerly DIN 69871)

Quality pass

Chuck fine balanced G2.5 at 22.000 rpm

All functional surfaces fine machined

Taper tolerance AT3

Coolant supply form AD/AF

For clamping cutters with cylindrical shank and Weldon flat similar to DIN 1835-B and DIN 6535-HB.
Similar to DIN 6359-2 with taper SK40 form AD/AF DIN ISO 7388-1 (formerly DIN 69871).
Form AD/AF means: Central coolant supply and coolant channels through the flange which can be sealed again.

Scope of Delivery

With clamping screw

HAIMER TIP

Ultra short versions are only available in form AD. For a constant and acurate cooling of te cutting tool we recommend the optional cooling system Cool Jet.

Cool Jet (optional)

Optimized coolant bores, aimed at center
Coolant directly to the cutting edge
Extended tool life up to 100%
Higher reliability of cutting process
No more balls of chips on tool
Cool Jet starting from shank diameter 6 mm

Weldon Tool Holder, DIN ISO 7388-1, SK40

Description	Norm:	Value: metric/ inch
Clamping diameter	D1	6 mm
Length A	A	50 mm
A-length version		short
Diameter 2	D2	25 mm
Interface		SK40
Mass (weight)	D7	0,910 kg
Standard number of properties layout	NSM	DIN4000-89
Body diameter 1	A1	25 mm
Flange diameter	A4	63,55 mm
Interference diameter	A6	12,298 mm
Length body diameter 1	B1	30,9 mm
Protruding length	B3	50 mm
Overall length	B4	118,4 mm
Taper angle	B51	30 °
Functional length	B71	32 mm
item style code	BLD	508013
Connection code type machine side	C11	SKG
Connection code form type machine side	C12	17
Connection thread nominal size machine side	C13	M16
Connection code unit base machine side	C14	9
Connection code style machine side	C15	5
Connection size code machine side	C2	0400
Connection code type workpiece side	C51	ZYL
Connection code form type workpiece side	C52	10
Connection code unit base workpiece side	C54	1
Connection code style workpiece side	C55	5
Connection size code workpiece side	C6	0060
Connection diameter min	C71	6
Hand	E1	N
coolant entry style code	H21	7
coolant exit style code	H22	1
Company identification	J3	HAI
interface code to workpiece side	J4	ZYL00601015
interface code to machine side	J6	SKG04001795
Weight	WT	0,910 kg
Standard number of properties layout	NSM	DIN4000-89
Body diameter 1	BD1	25 mm
Flange diameter	DF	63,55 mm
Interference diameter	DCINTF	12,298 mm
Length body diameter 1	LBD1	30,9 mm
Protruding length	LPR	50 mm
Overall length	OAL	118,4 mm
Taper angle	TA	30 °
Functional length	LF	32 mm
Connection code type machine side	CCTMS	SKG
Connection code unit base workpiece side	CCUWS	1
Connection code style workpiece side	CCSWS	5
Connection size code workpiece side	CZCWS	0060
Connection diameter min	DCONN	6
Hand	HAND	N
coolant entry style code	CNSC	7
coolant exit style code	CXSC	1
Company identification	COMPC	HAI

Description

Weldon Tool Holder, DIN ISO 7388-1, SK40

(formerly DIN 69871)

Quality pass

Chuck fine balanced G2.5 at 22.000 rpm

All functional surfaces fine machined

Taper tolerance AT3

Coolant supply form AD/AF

Scope of Delivery

With clamping screw

HAIMER TIP

Ultra short versions are only available in form AD. For a constant and acurate cooling of te cutting tool we recommend the optional cooling system Cool Jet.

Cool Jet (optional)

Optimized coolant bores, aimed at center
Coolant directly to the cutting edge
Extended tool life up to 100%
Higher reliability of cutting process
No more balls of chips on tool
Cool Jet starting from shank diameter 6 mm

Technical specifications

Weldon Tool Holder, DIN ISO 7388-1, SK40

Description	Norm:	Value: metric/ inch
Clamping diameter	D1	6 mm
Length A	A	50 mm
A-length version		short
Diameter 2	D2	25 mm
Interface		SK40
Mass (weight)	D7	0,910 kg
Standard number of properties layout	NSM	DIN4000-89
Body diameter 1	A1	25 mm
Flange diameter	A4	63,55 mm
Interference diameter	A6	12,298 mm
Length body diameter 1	B1	30,9 mm
Protruding length	B3	50 mm
Overall length	B4	118,4 mm
Taper angle	B51	30 °
Functional length	B71	32 mm
item style code	BLD	508013
Connection code type machine side	C11	SKG
Connection code form type machine side	C12	17
Connection thread nominal size machine side	C13	M16
Connection code unit base machine side	C14	9
Connection code style machine side	C15	5
Connection size code machine side	C2	0400
Connection code type workpiece side	C51	ZYL
Connection code form type workpiece side	C52	10
Connection code unit base workpiece side	C54	1
Connection code style workpiece side	C55	5
Connection size code workpiece side	C6	0060
Connection diameter min	C71	6
Hand	E1	N
coolant entry style code	H21	7
coolant exit style code	H22	1
Company identification	J3	HAI
interface code to workpiece side	J4	ZYL00601015
interface code to machine side	J6	SKG04001795
Weight	WT	0,910 kg
Standard number of properties layout	NSM	DIN4000-89
Body diameter 1	BD1	25 mm
Flange diameter	DF	63,55 mm
Interference diameter	DCINTF	12,298 mm
Length body diameter 1	LBD1	30,9 mm
Protruding length	LPR	50 mm
Overall length	OAL	118,4 mm
Taper angle	TA	30 °
Functional length	LF	32 mm
Connection code type machine side	CCTMS	SKG
Connection code unit base workpiece side	CCUWS	1
Connection code style workpiece side	CCSWS	5
Connection size code workpiece side	CZCWS	0060
Connection diameter min	DCONN	6
Hand	HAND	N
coolant entry style code	CNSC	7
coolant exit style code	CXSC	1
Company identification	COMPC	HAI

All product variants

With the help of our filter you can refine your search by selecting attributes.

Order No.	A-length version	Clamping diameter	Interface	Length A	Downloads	metric/ inch
40.300.06	short	6 mm	SK40	50 mm	Download after registration	login
40.300.06.2	short	6 mm	SK40	50 mm	Download after registration	login
40.300.08	short	8 mm	SK40	50 mm	Download after registration	login
40.300.08.2	short	8 mm	SK40	50 mm	Download after registration	login
40.300.10	short	10 mm	SK40	50 mm	Download after registration	login
40.300.10.2	short	10 mm	SK40	50 mm	Download after registration	login
40.300.12	short	12 mm	SK40	50 mm	Download after registration	login
40.300.12.2	short	12 mm	SK40	50 mm	Download after registration	login
40.300.14	short	14 mm	SK40	50 mm	Download after registration	login
40.300.14.2	short	14 mm	SK40	50 mm	Download after registration	login
40.300.16	short	16 mm	SK40	63 mm	Download after registration	login
40.300.16.2	short	16 mm	SK40	63 mm	Download after registration	login
40.300.18	short	18 mm	SK40	63 mm	Download after registration	login
40.300.20	short	20 mm	SK40	63 mm	Download after registration	login
40.300.20.2	short	20 mm	SK40	63 mm	Download after registration	login
40.300.25	short	25 mm	SK40	100 mm	Download after registration	login
40.300.25.2	short	25 mm	SK40	100 mm	Download after registration	login
40.300.32	short	32 mm	SK40	100 mm	Download after registration	login
40.301.06	long	6 mm	SK40	100 mm	Download after registration	login
40.301.08	long	8 mm	SK40	100 mm	Download after registration	login
40.301.10	long	10 mm	SK40	100 mm	Download after registration	login
40.301.12	long	12 mm	SK40	100 mm	Download after registration	login
40.301.14	long	14 mm	SK40	100 mm	Download after registration	login
40.301.16	long	16 mm	SK40	100 mm	Download after registration	login
40.301.18	long	18 mm	SK40	100 mm	Download after registration	login
40.301.20	long	20 mm	SK40	100 mm	Download after registration	login
40.305.16	ultra short	16 mm	SK40	35 mm	Download after registration	login
40.305.20	ultra short	20 mm	SK40	40 mm	Download after registration	login
40.305.25	ultra short	25 mm	SK40	60 mm	Download after registration	login
40.305.32	ultra short	32 mm	SK40	70 mm	Download after registration	login