SPADE BITS (WOOD FLAT DRILL BITS):

NORMAL SPADE BIT
Good for cutting wood and chipboard.
TRI-POINT SPADE BIT
Good for cutting wood and
  chipboard with smooth hole
.
SPADE BIT WITH CURVED CUTTER
Esp.good for cutting smooth hole.

Metric Inch Length
6MM 1/4" 152MM
8MM 5/16" 152MM
10MM 3/8" 152MM
11MM 7/16" 152MM
12MM 15/32" 152MM
13MM 1/2" 152MM
14MM 9/16" 152MM
15MM 19/32" 152MM
16MM 5/8" 152MM
17MM 21/32" 152MM
18MM 11/16" 152MM
19MM 3/4" 152MM
20MM 25/32" 152MM
22MM 7/8" 152MM
24MM 15/16" 152MM
25MM 1" 152MM
26MM 1-1/32" 152MM
28MM 1-1/8" 152MM
30MM 1-3/16" 152MM
32MM 1-1/4" 152MM
35MM 1-3/8" 152MM
38MM 1-1/2" 152MM
40MM 1-9/16" 152MM
TRI-POINT SPADE BIT WITH CROSS CUTTER
  Good for cutting wood and chipboard with smooth hole.
 
Cross cutter design makes cutting easily
 
 
   
SHORT TYPE SPADE BIT          
Good for cutting sheet wood and plywood.
EXTRA LONG TYPE SPADE BIT
Metric Inch Length
6MM 1/4" 110MM
8MM 5/16" 110MM
10MM 3/8" 110MM
11MM 7/16" 110MM
12MM 15/32" 110MM
13MM 1/2" 110MM
14MM 9/16" 110MM
15MM 19/32" 110MM
16MM 5/8" 110MM
17MM 21/32" 110MM
18MM 11/16" 110MM
19MM 3/4" 110MM
20MM 25/32" 110MM
22MM 7/8" 110MM
24MM 15/16" 110MM
25MM 1" 110MM
26MM 1-1/32" 110MM
28MM 1-1/8" 110MM
30MM 1-3/16" 110MM
32MM 1-1/4" 110MM
35MM 1-3/8" 110MM
38MM 1-1/2" 110MM
40MM 1-9/16" 110MM
Metric Inch Length
6MM 1/4" 305MM
8MM 5/16" 305MM
10MM 3/8" 305MM
11MM 7/16" 305MM
12MM 15/32" 305MM
13MM 1/2" 305MM
14MM 9/16" 305MM
15MM 19/32" 305MM
16MM 5/8" 305MM
17MM 21/32" 305MM
18MM 11/16" 305MM
19MM 3/4" 305MM
20MM 25/32" 305MM
22MM 7/8" 305MM
24MM 15/16" 305MM
25MM 1" 305MM
26MM 1-1/32" 305MM
28MM 1-1/8" 305MM
30MM 1-3/16" 305MM
32MM 1-1/4" 305MM
35MM 1-3/8" 305MM
38MM 1-1/2" 305MM
40MM 1-9/16" 305MM