Specifications
CLASS # 44 
45 PC. JUMBO TAP & DIE SET 
   Made of heat treated and tempered Tungsten steel, this ‘Jumbo’ tap and 
die set covers both National coarse and National fine thread ranging up to 1” 
in SAE (Standard American Equivalent) or Metric coarse and Metric fine up 
to 24mm. Includes taps and equivalent dies. 
 Set includes adjustable tap wrench, ‘T’ handle tap wrench, screwdriver, 
pitch gauge, die stock, 20 taps for inside threads, 20 dies for outside threads 
and both in coarse and fine from 1/4” to 1” or 6mm to 24mm. The set comes 
in a rugged 2’L x 18”W x 1”D blow mold carrying case. Import. 
ITEM#: DESCRIPTION: 
 644   45 PC. JUMBO TAP & DIE SET - SAE 
 644M   45 PC. JUMBO TAP & DIE SET - METRIC 
M
M
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t
t
r
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c
c
S
S
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s: 
Metric Coarse
: (size x thread) 
6 x .75 - 8 x 1 - 10 x 1.5 - 12 x 1.5 
14 x 1.5 - 16 x 1.5 - 18 x 1.5 
20 x 1.5 - 22 x 1.5 - 24 x 1.5 
Metric Fine
: (size x thread) 
6 x 1 - 8 x 1.25 - 10 x 1.5 - 12 x 1.75 
14 x 2 - 16 x 2 - 18 x 2.5 - 20 x 2.5 
22 x 2.5 - 24 x 3.0 
S
S
A
A
E
E
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s: 
National Coarse
: (size x thread) 
1/4 x 20 - 5/16 x 18 - 3/8 x 16 - 7/16 x 14 
1/2 x 13 - 9/16 x 12 - 5/8 x 11 - 3/4 x 10 
7/8 x 9 - 1 x 8 
National Fine: (size x thread) 
1/4 x 28 - 5/16 x 24 - 3/8 x 24 - 7/16 x 20 
1/2 x 20 - 9/16 x 18 - 5/8 x 18 - 3/4 x 16 
7/8 x 14 - 1 x 14 










