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Overall Length

Reamer Diameter

Material

Shank Type

Number of Flutes

Taper Shank Size

Diameter

Reamers - Free UK Delivery Over £25 - Buy Online | Zoro

Manufactured from durable high speed steel with a left hand spiral flute for right hand cutting applications. Manufactured to BS 328-4.

Features and Benefits
• HSS construction for increased durability 
• 6 flutes for increased chip control
• Suitable for right handed cutting applications

Notes
• Diameter: ~ up to 3.00. Tolerance: High +0.008, Low -0.004.
• Diameter: Over 3.00 ~ up to 6.00. Tolerance: High +0.010, Low -0.005.
• Diameter: Over 6.00 ~ up to 10.00. Tolerance: High +0.012, Low -0.006.
• Diameter: Over 10.00 ~ up to 18.00. Tolerance: High +0.015, Low -0.008.

Standards
• Manufactured to BS 328-4

Used to produce a close tolerance surface finish by hand in almost any environment i.e. on site or in a workshop. The HSS straight shank parallel hand reamers are manufactured from hardy high speed steel for effective durability and cutting performance. 

Feratures and Benefits
• HSS construction for increased durability and prolonged tool lifespan
• Produces a close tolerance surface finish

Notes
• Manufactured to BS 328 : Part 4 : 1990 and DIN 206B.
• Right handed cutting direction
• Diameter: ~ up to 3.00. Tolerance: +0.008, -0.007.
• Diameter: Over 3.00 ~ up to 6.00. Tolerance: +0.010, -0.005.
• Diameter: Over 6.00 ~ up to 10.00. Tolerance: +0.012, -0.006.
• Diameter: Over 10.00 ~ up to 18.00. Tolerance: +0.015, -0.008.
• Diameter: Over 18.00 ~ up to 30.00. Tolerance: +0.017, -0.009.
• Diameter: Over 30.00 ~ up to 50.00. Tolerance: +0.021, -0.012.

Metric.
Used to produce a close tolerance surface finish in taper holes to allow the fitting of hardened and ground taper pins in the building of jigs, fixtures and dies. Manufactured to BS 328 : Part 4 : 1990 and DIN 9A.

METRIC TOLERANCES:
Diameter: Over 1.50 ~ up to 5.00. Tolerance: +0.075, -0.000.
Diameter: Over 5.00 ~ up to 20.00. Tolerance: +0.125, -0.000.

Manufactured to DIN 212.

Tolerances (to H7)
Diameter: ~ up to 5.50. Tolerance: +0.004, -0.000.
Diameter: Over 5.50 ~. Tolerance: +0.005, -0.000.

Inch.
Used to produce a close tolerance surface finish by hand in almost any environment i.e. on site or in a workshop. Manufactured to BS 328-4 and DIN 206B.

INCH TOLERANCES:
Diameter: ~ up to 0.1181. Tolerance: +0.0005, -0.0013.
Diameter: Over  0.1181 ~ up to 0.2362. Tolerance: +0.0004, -0.0002.
Diameter: Over  0.2362 ~ up to 0.3937. Tolerance: +0.0005, -0.0002.
Diameter: Over  0.3937 ~ up to 0.7087. Tolerance: +0.0006, -0.0003.
Diameter: Over  0.7087 ~ up to 1.1811. Tolerance: +0.0007, -0.0004.
Diameter: Over  1.1811 ~ up to 1.9685. Tolerance: +0.0008, -0.0004.
Diameter: Over  1.9685 ~ up to 3.1496. Tolerance: +0.0010, -0.0005.

Left hand spiral flute, right hand cutting. Manufactured to BS 122.

INCH TOLERANCES:
Diameter: ~ up to 1/8". Tolerance: High +0.0003, Low -0.0001.
Diameter: Over  1/8" ~ up to 15/64". Tolerance: High +0.0004, Low -0.0002.
Diameter: Over  15/64" ~ up to 3/8". Tolerance: High +0.0005, Low -0.0002.
Diameter: Over  3/8" ~ up to 5/8". Tolerance: High +0.0006, Low -0.0003.

Metric.
The European version of machine reamers ideally suited for use on high performance CNC machines. They are also available, to special order, with a higher cobalt content or made from solid carbide for the machining of tougher more exotic materials. 
Manufactured to BS 328-4 and DIN 208.
Metric Limits of Tolerance (to H7) - See left hand side.

Used to produce a close tolerance surface finish by enlarging pre-drilled holes to a finished size. Manufactured from HSS with a 45 bevelled head. Manufactured to BS 328-4.

TOLERANCES (to H7):
Diameter: ~ up to 3.00. Tolerance: +0.008, -0.007.
Diameter: Over 3.00 ~ up to 6.00. Tolerance: +0.010, -0.005.
Diameter: Over 6.00 ~ up to 10.00. Tolerance: +0.012, -0.006.
Diameter: Over 10.00 ~ up to 18.00. Tolerance: +0.015, -0.008.
Diameter: Over 18.00 ~ up to 30.00. Tolerance: +0.017, -0.009.
Diameter: Over 30.00 ~ up to 50.00. Tolerance: +0.021, -0.012.
Diameter: Over 50.00 ~ up to 80.00. Tolerance: +0.025, -0.014.
Diameter: Over 80.00 ~ up to 120.00. Tolerance: +0.029, -0.016.

Sherwood machine reamers are used to produce a close tolerance surface finish by enlarging pre-drilled holes to a finished size. Manufactured from HSS with a 45 bevelled head. Conform to BS 122 : Part 2 and BS 328 Part 4.

INCH TOLERANCES:
Diameter: ~ up to 7/64". Tolerance: +0.0003, -0.0001.
Diameter: Over  7/64" ~ up to 15/64". Tolerance: +0.0004, -0.0002.
Diameter: Over  15/64" ~ up to 25/64". Tolerance: +0.0005, -0.0002.
Diameter: Over  25/64 ~ up to 43/64". Tolerance: +0.0006, -0.0003.
Diameter: Over  43/64 ~ up to 1 1/8". Tolerance: +0.0007, -0.0004.
Diameter: Over  1 1/8" ~ up to 1 1/2". Tolerance: +0.0008, -0.0004.
Diameter: Over  1 1/2" ~ up to 2". Tolerance: +0.0010, -0.0005.

Metric.
Used to produce a close tolerance surface finish by enlarging pre-drilled holes to a finished size to allow the fitting of hardened and ground taper pins in the building of jigs, fixtures and dies. 
Manufactured to BS 328-4.

The European version of machine reamers ideally suited for use on high performance CNC machines. They are also available, to special order, with a higher cobalt content or made from solid carbide for the machining of tougher more exotic materials. Manufactured to DIN 212 B.

Inch.
Sherwood Taper Pin hand reamers are used to produce a close tolerance surface finish in taper holes to allow the fitting of hardened and ground taper pins in the building of jigs, fixtures and dies. Manufactured to BS 328 : Part 4 : 1990 and DIN 9A.

INCH TOLERANCES:
Diameter: Over 1/16" ~ up to 7/32". Tolerance: +0.0003, -0.0000.
Diameter: Over 7/32" ~ up to 7/8". Tolerance: +0.0005, -0.0000.

The European version of machine reamers ideally suited for use on high performance CNC machines. They are also available, to special order, with a higher cobalt content or made from solid carbide for the machining of tougher more exotic materials.  Manufactured to BS 328 : Part 4 : 1990 and DIN 208 B.

Left hand spiral flute, right hand cutting. Manufactured to BS 328-4.

Metric Tolerances (to H7)
Diameter: ~ up to 3.00. Tolerance: High +0.008, Low -0.004.
Diameter: Over 3.00 ~ up to 6.00. Tolerance: High +0.010, Low -0.005.
Diameter: Over 6.00 ~ up to 10.00. Tolerance: High +0.012, Low -0.006.
Diameter: Over 10.00 ~ up to 18.00. Tolerance: High +0.015, Low -0.008.

5.00MM HSS S/S Sp/Fl Machine Reamer

For all dimensional specifications please refer to our catalogue.

8.00MM HSS Sp/Fl Parallel Hand Reamer

Used to produce a close tolerance surface finish in taper holes to allow the fitting of hardened and ground taper pins in the building of jigs, fixtures and dies. Manufactured to BS 328 : Part 4 : 1990 and DIN 9A.

Metric Tolerances
Diameter: Over 1.50 ~ up to 5.00. Tolerance: +0.075, -0.000.
Diameter: Over 5.00 ~ up to 20.00. Tolerance: +0.125, -0.000.

1.50MM HSS S/S St/Fl Hand Taper Pin Reamer

Manufactured to DIN 212.

Tolerances (to H7)
Diameter: ~ up to 5.50. Tolerance: +0.004, -0.000.
Diameter: Over 5.50 ~. Tolerance: +0.005, -0.000.

5.00MM HSS-Cobalt S/S Sp/Fl Chucking Reamer

11/32" HSS Sp/Fl Parallel Hand Reamer

Left hand spiral flute, right hand cutting. Manufactured to BS 122.

Inch Tolerances
Diameter: ~ up to 1/8”. Tolerance: High +0.0003, Low -0.0001.
Diameter: Over  1/8” ~ up to 15/64”. Tolerance: High +0.0004, Low -0.0002.
Diameter: Over  15/64” ~ up to 3/8”. Tolerance: High +0.0005, Low -0.0002.
Diameter: Over  3/8” ~ up to 5/8”. Tolerance: High +0.0006, Low -0.0003.

3/32" HSS S/S Sp/Fl Machine Reamer

The European version of machine reamers ideally suited for use on high performance CNC machines. They are also available, to special order, with a higher cobalt content or made from solid carbide for the machining of tougher more exotic materials. Manufactured to BS 328-4 and DIN 208.

Metric Limits of Tolerance (to H7) - See left hand side.

6.00MM HSS T/S Sp/Fl Chucking Reamer

Used to produce a close tolerance surface finish by enlarging pre-drilled holes to a finished size. Manufactured from HSS with a 45 bevelled head. Manufactured to BS 328-4.

Tolerances (to H7)
Diameter: ~ up to 3.00. Tolerance: +0.008, -0.007.
Diameter: Over 3.00 ~ up to 6.00. Tolerance: +0.010, -0.005.
Diameter: Over 6.00 ~ up to 10.00. Tolerance: +0.012, -0.006.
Diameter: Over 10.00 ~ up to 18.00. Tolerance: +0.015, -0.008.
Diameter: Over 18.00 ~ up to 30.00. Tolerance: +0.017, -0.009.
Diameter: Over 30.00 ~ up to 50.00. Tolerance: +0.021, -0.012.
Diameter: Over 50.00 ~ up to 80.00. Tolerance: +0.025, -0.014.
Diameter: Over 80.00 ~ up to 120.00. Tolerance: +0.029, -0.016.

8.50MM HSS T/S Sp/Fl Machine Reamer

Sherwood machine reamers are used to produce a close tolerance surface finish by enlarging pre-drilled holes to a finished size. Manufactured from HSS with a 45 bevelled head. Conform to BS 122 : Part 2 and BS 328 Part 4.

Inch Tolerances
Diameter: ~ up to 7/64”. Tolerance: +0.0003, -0.0001.
Diameter: Over  7/64” ~ up to 15/64”. Tolerance: +0.0004, -0.0002.
Diameter: Over  15/64” ~ up to 25/64”. Tolerance: +0.0005, -0.0002.
Diameter: Over  25/64 ~ up to 43/64”. Tolerance: +0.0006, -0.0003.
Diameter: Over  43/64 ~ up to 1 1/8”. Tolerance: +0.0007, -0.0004.
Diameter: Over  1 1/8” ~ up to 1 1/2”. Tolerance: +0.0008, -0.0004.
Diameter: Over  1 1/2” ~ up to 2”. Tolerance: +0.0010, -0.0005.

7/16" HSS T/S Sp/Fl Machine Reamer

Used to produce a close tolerance surface finish by enlarging pre-drilled holes to a finished size to allow the fitting of hardened and ground taper pins in the building of jigs, fixtures and dies. 
Manufactured to BS 328-4

12.00X254MM O/A HSS T/S Sp/Fl Machine Reamer

1/8" HSS-Cobalt S/S Sp/Fl Chucking Reamer

Sherwood Taper Pin hand reamers are used to produce a close tolerance surface finish in taper holes to allow the fitting of hardened and ground taper pins in the building of jigs, fixtures and dies. Manufactured to BS 328 : Part 4 : 1990 and DIN 9A.

Inch Tolerances
Diameter: Over 1/16” ~ up to 7/32”. Tolerance: +0.0003, -0.0000.
Diameter: Over 7/32” ~ up to 7/8”. Tolerance: +0.0005, -0.0000.

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