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Astro Pneumatic 1221 Blue Composite Body 1/4 90 Angle Die Grinder, 1/4 Mini Die Grinder with Safety Lever, 8pc. Double Cut Carbide Rotary Burr Set 1/4 Shank User Manual

Blue composite body 1/4" 90° angle die grinder

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www.astrotools.com

Unpacking

When unpacking, check the parts diagram and part number listing
on pages 3-5 to make sure all parts are included. If any parts are
missing or damage, please call your distributor.

•Astro Pneumatic Tool Co. warrants our products to the original

user against defective material or workmanship for a period of 1

year (except where noted on our price schedule) from the date

of 1st use. Astro reserves the right to determine whether the

product failed because of defective material, workmanship or

other causes and to charge back for missing parts. Astro

Pneumatic Tool Co., at its discretion, will repair products

covered under this warranty free of charge. The distributor

should direct the original user to return the product (with the

exceptions listed below) with the distributor’s name, address,

adequate proof of date of purchase or a copy of warranty card,

and a short note explaining the problem. Failures caused by
accident, alteration, or misuse are not covered by this
warranty.

•Astro Pneumatic Tool Co. or its authorized service representa-

tives must perform all warranty repairs. Any repair to the product

by unauthorized service representatives voids this warranty. The

rights under this warranty are limited to the original user and

may not be transferred to subsequent owners.

•This warranty is in lieu of all other warranties, expressed or

implied, including warranties of merchantability and fitness for a

particular purpose. Some states do not allow the exclusion of

limitations of incidental or consequential damages so the above

limitations may not apply to you. All claims must be sent to:

Astro Pneumatic Tool Company
372 Old US Highway 52 South
Mt. Airy, NC 27030

1 YEAR LIMITED WARRANTY

PLEASE DO NOT RETURN ANY PRODUCT WITHOUT CALLING

1-800-221-9705 FOR INSTRUCTIONS

Product: 1221 Manual
Dimension: 8.5"x 11"/page
Date: 2010/09/16

Color:

1221

1221

1240 - Blue Composite Body 1/4" 90° Angle Die Grinder
Front Exhaust - 20,000rpm

• Composite handle reduces vibration
• Rib textured handle provides a firm grip
• Lever throttle for feathering control
• Compact and lightweight
• Front exhaust
• Built-in regulator

Specifications:

Collet Size:1/4"
Free Speed:20,000rpm
Overall Length:5-3/4" (146mm)
Net Weight:1lbs. (.45kg)
Motor:1/3hp

1205 - Composite Body 1/4" Mini Die Grinder with Safety
Lever - 25,000rpm

• Composite handle reduces vibration
• Rib textured handle provides a firm grip
• Lever throttle for feathering control
• Compact and lightweight
• Front exhaust
• Built-in regulator

Specifications:

Collet Size:1/4"
Free Speed: 25,000rpm
Overall Length: 4-3/4" (120mm)
Net Weight: 13/16lbs. (.37kg)
Motor:1/3hp

2181 - 8pc. Double Cut Carbide Rotary Burr Set 1/4" Shank

• Set Includes:
SA-5: Cylindrical shape 1/2" X 1"
SA-3: Cylindrical shape 3/8" X 3/4"
SC-3: Cylindrical radius end 3/8" X 3/4"
SC-1: Cylindrical radius end 1/4" X 5/8"
SD-1: Ball shape 1/4"
SD-3: Ball shape 3/8"
SF-3: Tree shaped radius end 3/8" X 3/4"
SF-5: Tree shaped radius end 1/2" X 1"
• Should not exceed maximum 30000rpm
• All above burrs are 1/4" shank

Call 1.800.221.9705 for questions concerning performance of the product

or other inquiries.

Page 3

1240

372 Old US Highway 52 South

Mount Airy, NC 27030

BLUE COMPOSITE BODY

1/4" 90° ANGLE DIE GRINDER

Black

Page 2

23

24

22

18

28

21

20

19

18

17

13

15

16(A)

26

27

29

30

11

12

14

10

8

9

31

31P

2

32

3

4
5
6

7

33

33P

1A

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
4
1

1240-1
T20AH-2
T20AH-3
T20AH-4
T20AH-5
T20AH-6
T20AH-7
T20AH-8
T20AH-9
T20AH-10
T20AH-11
T20AH-12
T20AH-13
T20AH-14
T20AH-15
T20AH-16
T20AH-17

Motor Housing
Throttle Valve
Throttle Valve Spring
Air Regulator
Regulator O-Ring
Valve Screw O-Ring
Valve Screw
Safety lever
Throttle Lever Pin
Ball Bearing
Rear End Plate
Dowel Pin
Rotor Collar
Cylinder
Rotor
Rotor Blade
Front End Plate

1A

2

3

4

5

6
7
8
9

10
11
12
13
14
15
16
17

Index

No.

1240

BLUE COMPOSITE BODY 1/4"

90° ANGLE DIE GRINDER

1205

COMPOSITE BODY 1/4" MINI DIE

GRINDER WITH SAFETY

LEVER - 25,000RPM

Blue Composite Body 1/4" 90° Angle Die Grinder

AND 1/4" Mini Die Grinder with Safety Lever

AND 8pc. Double Cut Carbide Rotary Burr Set 1/4" Shank

Blue Composite Body 1/4" 90° Angle Die Grinder

AND 1/4" Mini Die Grinder with Safety Lever

AND 8pc. Double Cut Carbide Rotary Burr Set 1/4" Shank

2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

T20AH-18
T20AH-19
T20AH-20
T20AH-21
T20AH-22
T20AH-23
T20AH-24
T20AH-26
T20AH-27
T20AH-28
T20AH-29
T20AH-30
T20AH-31
T20AH-31P
T20AH-32
T20AH-33
T20AH-33P

Ball Bearing
Pinion
Cap Lock
Threaded Cap
Angle Head Housing
Ball Bearing

Spindle Gear

Woodruff Key

Spindle

Clamp Nut
Collet 1/4

"

,1/8

"

,6mm,3mm

Collet Nut
Throttle Valve Bushing
Throttle Valve O-Ring
O-Ring
Spanner Wrench(L)
Spanner Wrench (S)

18
19
20
21
22
23
24
26
27
28
29
30
31

31P

32

33

33P

Index

No.

Call 1.800.221.9705 for questions concerning performance of the product

or other inquiries.

Page 4

1205

372 Old US Highway 52 South

Mount Airy, NC 27030

Composite Body 1/4" Mini Die Grinder

- 25,000rpm - Front Exhaust

1205-01
1205-02
1205-03
1205-04
1205-05
1205-06
1205-07
1205-08
1205-09
1205-10
1205-11
1205-12
1205-13
1205-14
1205-15

Valve Screw
O-Ring
O-Ring
Air Regulator
Throttle Valve Spring
Throttle Valve O-Ring
Throttle Valve
Motor Housing
Safety Lever
Throttle Lever Pin
Ball Bearing
Rear End Plate
Dowel Pin
Cylinder
Rotor

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

1
2

3

4

5

6
7
8
9

10
11
12
13
14
15

Index

No.

1205-16
1205-17
1205-18
1205-18P
1205-19
1205-20
1205-21
1205-22
1205-23
1205-24
1205-25
1205-26
1205-27
1205-27A

Rotor Blade
Rotor Collar
Throttle Valve Bushing
O-Ring
Front End Plate
Ball Bearing

Spindle

Circlip
Lock Nut
Collet 1/4" (6mm)
Collet Nut
Housing Cap
Large Spanner Wrench

Small Spanner Wrench

4
1
1
1
1
1
1
1
1
1
1
1
1
1

16
17
18

18P

19
20
21
22
23
24
25
26
27

27A

Index

No.

Call 1.800.221.9705 for questions concerning performance of the product

or other inquiries.

Page 5

2181

372 Old US Highway 52 South

Mount Airy, NC 27030

8pc. DOUBLE CUT CARBIDE

ROTARY BURR SET 1/4" SHANK

SA-5: Cylindrical shape 1/2" X 1"
SA-3: Cylindrical shape 3/8" X 3/4"
SC-3: Cylindrical radius end 3/8" X 3/4"
SC-1: Cylindrical radius end 1/4" X 5/8"
SD-1: Ball shape 1/4"
SD-3: Ball shape 3/8"
SF-3: Tree shaped radius end 3/8" X 3/4"
SF-5: Tree shaped radius end 1/2" X 1"

2181-01
2181-02
2181-03
2181-04
2181-05

2181-06

2181-07

2181-08

1
1
1
1
1
1
1
1

2181-01

2181-02

2181-03

2181-04

2181-05

2181-06

2181-07

2181-08

Air Inlet Thread NPT:1/4"
Air Hose I.D. Size: 3/8" (10mm)
Avg. Air Consumption: 3cfm
Sound Pressure: 92.3 db(A)
Sound Power: 103.7 db(A)
Vibration Level: less than 2.5 m/s2
Air Pressure: 90-120psi

Air Inlet Thread NPT: 1/4"
Air Hose I.D. Size: 3/8" (10mm)
Avg. Air Consumption:. 3cfm
Sound Pressure: 92.3 db(A)
Sound Power: 103.7 db(A)
Vibration Level: less than 2.5 m/s2
Air Pressure: 90-120psi

Blue Composite Body 1/4" 90° Angle Die Grinder

AND 1/4" Mini Die Grinder with Safety Lever

AND 8pc. Double Cut Carbide Rotary Burr Set 1/4" Shank

2181

8PC. DOUBLE CUT CARBIDE

ROTARY BURR SET 1/4" SHANK

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