Jiffy-Tap

#2 Chuck & Large Bushings:

The #2 Chuck is an adapter that fits the standard #4 Jacobs taper on the end of the Jiffy-Tap lead screw. The following table shows the standard bushing sizes that fit the #2 Chuck. When ordering bushings please use the part numbers listed (ex. LB-516)

Adapter Bushings to Fit No. 2 Chuck
(Large 1-1/2" O.D. Size)

Part
No.

Adapter Bushing I.D.

 >

For
Tap Size

  

Part
No.

Adapter Bushing I.D.

For
Tap Size

LB-008
LB-010
LB-012
LB-140
LB-516
LB-380
LB-716
LB-120
LB-916
LB-580
LB-1116
LB-340
LB-1316
LB-780
LB-1516
LB-1000
LB-10116

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
0.760
0.800
0.862

No.7& 8
No. 10
No.12
1/4"
5/16"
3/8"
7/16"
1/2"
9/16"
5/8"
11/16"
3/4"
13/16"
7/8"
15/16"
1"
1-1/16"

  

LB-1018
LB-10316
LB-1014
LB-1038
LB-10716
LB-1012
LB-1058
LPB-116
LPB-180
LPB-140
LPB-380
LPB-120
LPB-340
LPB-1000

0.896
0.959
1.021
1.108
1.171
1.233
1.305
0.3125
0.4375
0.5625
0.700
0.6875
0.9063
1.125

1-1/8"
1-3/16"
1-1/4"
1-3/8"
1-7/16"
1-1/2"
1-5/8"
1/16" NPT
1/8" NPT
1/4" NPT
3/8" NPT
1/2" NPT
3/4" NPT
1" NPT

Special #2 chucks


Special #2 chucks are available with machined inside diameters. These chucks do not use the standard bushing but are machined to directly fit the shank diameter of the tap. Please specify the diameter required when ordering.