(Inch)

MM

API(thread)

 Body type

 Blades

Shape

3 7/8 inch

98.4mm     

2 7/8

 Steel body

 Matrix body

3 blades

4 blades

5 blades

6blades

One row blade

Double row

Blade

Spiral blade

4 inch

101.6 mm   

4 1/2 inch

114.3 mm

4 5/8 inch

117.5 mm

4 3/4 inch

120.5 mm

5 1/8 inch

130.2 mm

5 1/4 inch

133.4 mm

5 3/4 inch

146 mm

5 7/8 inch

149.2 mm

3 1/2

Steel body

 Matrix body

3 blades

4 blades

5 blades

6blades

7 blades

6    inch

152.4 mm

6 1/8 inch

155.6 mm

6 1/4 inch

158.7 mm

6 11/32 inch

161 mm

6 1/2 inch

165.1 mm

6 3/4 inch

171.4 mm

7 1/2 inch

190.5 mm

4 1/2

Steel body

 Matrix body

4 blades

5 blades

6blades

7 blades

8blades

7 5/8 inch

193.7 mm

7 7/8 inch

200 mm

8 3/8 inch

212.7 mm

8 1/2 inch

215.9 mm

8 3/4 inch

222.3 mm

9 11/64 inch

233 mm

9 1/2 inch

241.3 mm

6 5/8

Steel body

 Matrix body

4 blades

5 blades

6blades

7 blades

8blades

9 5/8 inch

244.5 mm

9 7/8 inch

250.8 mm

10 1/2 inch

266.7 mm

10 5/8 inch

269.9 mm

11   inch

279.4 mm

11 5/8 inch

295.3 mm

12    inch

304.8 mm

12 1/4 inch

311.1 mm

17 1/2 inch

444.5 mm

7 5/8

Steel body

 Matrix body

5 blades

6blades

7 blades

20 inch

508 mm

7 5/8

22 inch

558.8 mm

7 5/8

26 inch

660.4 mm

7 5/8