Impact Hex Bit Sockets 

Fractional Sizes  1/4" - 2-3/8
 - All keys are made in the U.S.A. - All hex bits are made with Heat Treated 4140 Impact Steel. - They have a black finish for corrosion resistance. - Other sizes available on request. 

BTI Inc. 9525 Pathway Street, Santee, CA 92071 TEL: 619-562-3071, FAX: 619-562-0592

Hex Size Hex Dec. Size
Max. 
Torque Inch./lbs 
 1/2 Drive 3/4 Drive  1" Drive
Part No. Part No. Part No.
1/4 .25 50 HBS-12-14    
5/16 .312 91 HBS-12-516    
3/8 .375 158 HBS-12-38    
7/16 .437 208 HBS-12-716    
1/2 .5 291 HBS-12-12 HBS-34-12 HBS-1-12
9/16 .562 416 HBS-12-916 HBS-34-916 HBS-1-916
5/8 .625 583 HBS-12-58 HBS-34-58 HBS-1-58
3/4 .75 n/a HBS-12-34 HBS-34-34 HBS-1-34
7/8 .875 n/a HBS-12-78 HBS-34-78 HBS-1-78
1 1 n/a   HBS-34-1 HBS-1-1
1 1/8 1.125 n/a   HBS-34-118 HBS-1-118
1 3/16 1.187 n/a   HBS-34-1316 HBS-1-1316
1 1/4 1.25 n/a   HBS-34-114 HBS-1-114
1 5/16 1.312 n/a   HBS-34-1516 HBS-1-1516
1 3/8 1.375 n/a   HBS-34-138 HBS-1-138
1 7/16 1.437 n/a   HBS-34-1716 HBS-1-1716
1 1/2 1.5 n/a   HBS-34-112 HBS-1-112
1 9/16 1.562 n/a   HBS-34-1916 HBS-1-1916
1 5/8 1.625 n/a   HBS-34-158 HBS-1-158
1 11/16 1.687 n/a   HBS-34-11116 HBS-1-11116
1 3/4 1.75 n/a   HBS-34-134 HBS-1-134
1 13/16 1.812 n/a   HBS-34-11316 HBS-1-11316
1 7/8 1.875 n/a   HBS-34-178 HBS-1-178
2 2 n/a   HBS-34-2 HBS-1-2
2 1/8 2.125 n/a   HBS-34-218 HBS-1-218
2 3/16 2.187 n/a   HBS-34-2316 HBS-1-2316
2 1/4 2.25 n/a   HBS-34-214 HBS-1-214
2 5/16 2.312 n/a   HBS-34-2516 HBS-1-2516
2 3/8 2.375 n/a   HBS-34-238 HBS-1-238