QUICK CHANGE TOOL POSTS (USA  STYLE)

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  • The quick change tool post is a major spare part of the ordinary lathes. It is composed of the cutter！cartridge body and the tool！holder for various cutting tools which can replace the square tools table for processing works like cylindrical facing, end facing, cutting, knurling, drilling, enlarging boring and reaming, etc. The height of tools can be regulated and positioned relative to the centerline of machine spindle. It features external tool！mounting, tool！matching, quick tool！changing (with 3 to 5 seconds), great precision in positioning and great hardness etc..     

　
　 Piston Type Tool Post Sets (6-Piece  Sets) 　
　
MODEL NO. Lathe swing (in.) EACH SET INCLUDES
251-100 12 Each 1pc of 250-100, 250-101, 250-102, 250-104, 250-107, 250-110
251-200 10-15 Each 1 pc of 250-200, 250-201, 250-202, 250-204, 250-207, 250-210
251-300 13-18 Each 1pc of 250-300, 250-301, 250-302, 250-304, 250-307, 250-310
251-400 14-20 Each 1 pc of 250-400, 250-401, 250-402, 250-404, 250-407, 250-410
　
　 Wedge Type Tool Post Sets (6-Piece  Sets)

　
　
MODEL NO. Lathe swing (in.) EACH SET INCLUDES
251-100 12 Each 1 pc of 250-111, 250-101, 250-102, 250-104, 250-107, 250-110
251-200 10-15 Each I pc of 250-222, 250-201, 250-202, 250-204, 250-207, 250-210
251-300 13-18 Each 1 pc of 250-333, 250-301, 250-302, 250-304, 250-307, 250-310
251-400 14-20 Each 1 pc of 250-444, 250-401, 250-402, 250-404, 250-407, 250-410
251-555 17-48 Each 1 pc of 250-555, 250-501> 250-502, 250-504, 250-507, 250-510
　
　 PISTON QUICK CHANGE TOOL POST

　
　
Specification lathe swing A B C D E Holder Code
Model inch mm inch mm inch mm inch mm inch mm
250-100 12 304 2½ 63.5 2¼ 57.15 3¾ 95.25 M14x1.5 17/16 36.512 250-1xx
250-200 10-15 254-381 3 76.2 2 69.85 4⅜ 111.125 M16x1.5 1⅝ 41.275 250-2xx
250-300 13-18 330-457 3⅜ 85.725 3¾ 76.2 4⅞ 123.825 M20x2 1⅞ 47.625 250-3xx
250-400 14-20 355-508 4 101.6 3⅝ 92.075 6 152.4 M22x2 2⅛ 53.975 250-4xx
　
　 WEDGE QUICK CHANGE TOOL POST

　
　
Specification lathe swing A B C D E Holder Code
Model inch mm inch mm inch mm inch mm inch mm
250-111 12 304 2½ 63.5 2¼ 57.15 3¾ 95.25 M14x1.5 1⅜ 34.925 250-1xx
250-222 10-15 254-381 3 76.2 2¾ 69.85 4⅜ 111.125 M16x1.5 19/16 39.68 250-2xx
250-333 13-18 330-457 3½ 88.9 3 76.2 4⅞ 123.83 M20x2 129/32 48.42 250-3xx
250-444 14-20 355-508 4 101.6 3⅝ 92.075 6 152.4 M22x2 2⅛ 53.975 250-4xx
250-555 17-48 432-1219 5 127 4⅝ 117.47 7⅜ 187.32 M24x2 211/16 68.26 250-5xx
　
　

01# TURNING AND FACING HOLDER

Take various sizes of bits. Turning and facing tools can be locked together

 　
　
Model  250-101 250-201 250-301 205-401 250-501
Specification inch mm inch mm inch mm inch mm inch mm
A 15/16 23.81 1⅛ 28.57 17/16 36.51 111/16 42.86 33/16 55.56
B 1/2 12.7 5/8 15.87 3/4 19.05 1 25.4 1¼ 31.75
C 7/16 11.11 1/2 12.7 5/8 15.87 3/4 19.05 1 25.4
D 1½ 38.1 1¾ 44.45 2⅛ 53.97 2½ 63.5 3⅛ 79.37
　
　

02# BORING, TURNING AND FACING HOLDER

"V" groove holds round shank boring bars and tools as well as square tool bits

 　
　
Model  250-102 250-202 250-302 205-402 250-502
Specification inch mm inch mm inch mm inch mm inch mm
A 15/16 23.81 1⅛ 28.57 17/16 36.51 111/16 42.86 33/16 55.56
B 1/2 12.7 5/8 15.87 3/4 19.05 1 25.4 1¼ 31.75
C 7/16 11.11 1/2 12.7 5/8 15.87 3/4 19.05 1 25.4
D 1½ 38.1 1¾ 44.45 2⅛ 53.97 2½ 63.5 3⅛ 79.37
d 7/16 11.11 1/2 12.7 5/8 15.87 3/4 19.05 1⅛ 28.57
　
　

04# HEAVY DUTY BORING BAR HOLDER

Equipped with a spilt bushing to accommodate a boring bar of smaller diameter. It permits drilling and boring, etc.

 　
　
Model  250-104 250-204 250-304 205-404 250-505
Specification inch mm inch mm inch mm inch mm inch mm
A 3/4 19.05 7/8 22.22 1 25.4 1¼ 31.75 19/16 39.68
B 1½ 38.01 1¾ 44.45 2 50.8 2½ 63.5 3⅛ 79.37
D 3/4 19.05 1 25.4 1 25.4 1¼ 31.75 1½ 38.1
D1 5/8 15.87 3/4 19.05 3/4 19.05 1 25.4 1¼ 31.75
　
　
Model  250-141 250-241 250-341 205-441
Specification inch mm inch mm inch mm inch mm
A 7/8 22.22 1 25.4 1⅛ 28.57 1⅜ 28.75
B 1¾ 44.45 2 50.8 2¼ 57.15 2¾ 57.15
D 1 25.4 1¼ 31.75 1¼ 31.75 1½ 31.75
D1 3/4 19.05 1 25.4 1 25.4 1¼ 25.4
　
　

05# MORSE TAPER HOLDER FOR DRILLING

Drills with carriage by using power feed instead of tail-stock. It permits driving, boring, and reaming, etc.

 　
　
Model  250-105 250-205 250-305 205-405
Specification inch mm inch mm inch mm inch mm
A 3/4 19.5 7/8 22.225 1 25.4 1¼ 31.75
B 1½ 38.1 1¾ 44.45 2 50.8 2½ 63.5
M.T 2" 2" 3" 3"
　
　
Model  250-153 250-253 250-353 205-453
Specification inch mm inch mm inch mm inch mm
A 3/4 19.05 7/8 22.22 11/16 26.98 13/16 30.16
B 1½ 38.1 1¾ 44.45 2⅛ 53.97 2⅜ 60.32
M.T 3" 3" 4" 4"
　
　

7# UNIVERSAL PARTING BLADE TOOL HOLDER

Equipped with T-cut blades. Enable you to cut off close to chuck.

 　
　
Model  250-107 250-207 250-307 205-407 250-507
Specification inch mm inch mm inch mm inch mm inch mm
A 3/16 4.76 3/16 4.76 3/16 4.76 1/4 6.35 1/4 6.35
B 1/2 12.7 11/16 17.46 3/4 19.05 7/8 22.23 13/16 30.16
D 1½ 38.1 1¾ 44.45 2 50.8 2½ 63.5 2¾ 69.85
　
　

10# KNURLING, TURNING & FACING HOLDER

Equipped with knurls and square tools, enable you to knurl, face bore, etc.

 　
　
Model  250-110 250-210 250-310 205-410 250-510
Specification inch mm inch mm inch mm inch mm inch mm
A 7/8 22.22 1 25.4 13/16 30.16 17/16 36.51 1⅞ 47.62
B 2½ 63.5 2⅝ 66.67 3⅜ 79.37 3¾ 95.25 4½ 114.3
C 19/16 39.68 1¾ 44.45 2 50.8 2½ 63.5 3⅛ 79.37
E 1/2 12.7 5/8 15.87 3/4 19.05 1 25.4 1¼ 31.75
E1 3/8 9.53 1/2 12.7 1/2 12.7 3/4 19.05 1 25.4