Page 140 - Michigan Drill

Zero-Flute Countersinks

High Speed Steel & Cobalt
The action of a single cutting edge provides faster stock
COUNTERSINKS Pilotless – 60°, 82°, 90°, and 100°
removal and prevents chatter. These tools are recommended
for deburring steel and other ferrous materials. They can easily
be resharpened by using an axial relieving fixture or by using a
small mounted grinding wheel and inserting it in the hole.

List No. 543 – 60° H.S.
Cut Diameter
Cut Diameter
Single or
Single or
Price
Shank
Price
Shank
Size
Each
Range
Range
Each
00 Double End 3/32 – 11/64 Diameter 10.25 Size Double End 7/16 – 25/32 Diameter 23.82
3/16
1/2
Single
Double
3
0 Double 1/8 – 15/64 1/4 10.25 3A Single 7/16 – 25/32 1/4 23.82
1 Single 3/16 – 13/32 1/4 11.11 4 Single 11/16 – 1-3/32 1/2 37.68
2 Single 5/16 – 17/32 1/4 13.75
List No. 544 – 82° H.S.
List No. 544C – 82° Cobalt
Price Each Price Each
Single or Cut Diameter Shank H.S. Cobalt Single or Cut Diameter Shank H.S. Cobalt
Size Size
Double End Range Diameter 544 544C Double End Range Diameter 544 544C
0 Double 1/16 – 15/64 1/4 10.25 18.46 4 Single 9/16 – 1-1/16 1/2 37.68 67.82
1 Single 5/32 – 13/32 1/4 10.25 18.46 5 Single 5/8 – 1-15/32 1/2 85.40 153.73
2 Single 3/16 – 17/32 1/4 12.84 23.11 6 Single 3/4 – 1-3/4 5/8 124.30 ––
3 Single 5/16 – 25/32 1/2 22.26 40.07 7 Single 1 – 2 5/8 152.20 ––
3A Single 5/16 – 25/32 1/4 22.26 40.07 8 Single 1-1/4 – 2-1/2 3/4 168.85 ––
3B Single 7/16 – 7/8 1/2 37.83 ––
List No. 546 – 90° H.S.
List No. 546C – 90° Cobalt
Price Each Price Each
Size Single or Cut Diameter Shank H.S. Cobalt Size Single or Cut Diameter Shank H.S. Cobalt
Double End Range Diameter 546 546C Double End Range Diameter 546 546C
00 Double 1/32 –11/64 3/16 10.25 –– 3 Single 5/16 – 25/32 1/2 22.26 40.07
0 Double 1/16 – 15/64 1/4 10.25 18.46 3A Single 5/16 – 25/32 1/4 22.26 ––
1 Single 5/32 – 13/32 1/4 10.25 18.46 4 Single 9/16 – 1-1/16 1/2 37.68 67.82
2 Single 3/16 – 17/32 1/4 12.84 23.11 5 Single 5/8 – 1-15/32 1/2 85.40 ––
List No. 547 – 100° H.S.
Single or Cut Diameter Shank Price Single or Cut Diameter Shank Price
Size Size
Double End Range Diameter Each Double End Range Diameter Each
0 Double 1/16 – 15/64 1/4 10.25 3 Single 5/16 – 25/32 1/2 23.82
1 Single 5/32 – 13/32 1/4 11.11 4 Single 9/16 – 1-1/16 1/2 39.44
2 Single 3/16 – 17/32 1/4 13.75
Piloted – 82°
List No. 544P – 82° H.S.
Screw Cut Diameter Pilot Shank Price Screw Cut Diameter Pilot Shank Price
Size Size
Size Range Length Diameter Each Size Range Length Diameter Each
11 1/4 1/4 – 33/64 5/32 3/8 17.49 16 3/8 25/64 – 49/64 5/32 1/2 28.05
12 1/4 17/64 – 33/64 5/32 3/8 17.49 17 7/16 7/16 – 53/64 7/32 1/2 34.21
13 5/16 5/16 – 41/64 5/32 3/8 20.85 18 7/16 29/64 – 53/64 7/32 1/2 34.21
14 5/16 21/64 – 41/64 5/32 3/8 20.85 19 1/2 1/2 – 15/16 1/4 1/2 39.05
15 3/8 3/8 – 49/64 5/32 1/2 28.05 20 1/2 33/64 – 15/16 1/4 1/2 39.05
Sets
60° 82° 90° 100°
Sizes Description Pieces Set No. Price Set No. Price Set No. Price Set No. Price
0, 1, 2, 3, 4 High Speed – Pilotless 5 543S 100.26 544S 96.93 546S 96.93 547S 102.02
0, 1, 2, 3, 4 Cobalt – Pilotless 5 –– –– 544CS 171.67 546CS 171.57 –– ––
11, 13, 15, 17, 19 High Speed – Piloted 5 –– –– 544PS 143.30 –– –– –– ––
0, 1, 2, 3, 4, 5, 6, 7 High Speed – Pilotless 8 –– –– 544T 461.68 –– –– –– ––
138 All sets are supplied in wood block 139