Power Line Hardware
Hexgonal Machine Bolt ,HMB Series
HEXAGONAL MACHINE BOLT Description Produced in Steel Q235, hot dip galvanized according to ASTM A-153, BS 729, ISO1461. Furnished with
- HEXAGONAL MACHINE BOLT Description Produced in Steel Q235, hot dip galvanized according to ASTM A-153, BS 729, ISO1461. Furnished with

Overview
Hexgonal Machine Bolt,HMB Series Description
HEXAGONAL MACHINE BOLT Description Produced in Steel Q235, hot dip galvanized according to ASTM A-153, BS 729, ISO1461. Furnished with 1 hexagonal nut.
Specifications
Codes Ranges and Dimensions
Figures below are reproduced from the CROP catalogue for this item.
| Type | Dimensions in inches and millimeters | ||
|---|---|---|---|
| D | L | T | |
| HMB01 | 1/2″(12) | 1 1/2″(38) | 1 1/4(32) |
| HMB02 | 1/2″(12) | 2″(50) | 1 3/4(44) |
| HMB03 | 1/2″(12) | 2 1/2″(63) | 2 1/4(58) |
| HMB04 | 1/2″(12) | 3″(75) | 2 3/4(69) |
| HMB05 | 1/2″(12) | 4″(100) | 3″(75) |
| HMB06 | 1/2″(12) | 5″(125) | 3″(75) |
| HMB07 | 1/2″(12) | 6″(150) | 3″(75) |
| HMB08 | 1/2″(12) | 8″(200) | 4″(100) |
| HMB09 | 1/2″(12) | 10″(250) | 4″(100) |
| HMB10 | 1/2″(12) | 12″(300) | 6″(150) |
| HMB11 | 1/2″(12) | 14″(350) | 6″(150) |
| HMB12 | 1/2″(12) | 16″(400) | 6″(150) |
| HMB13 | 1/2″(12) | 18″(450) | 6″(150) |
| HMB14 | 5/8″(16) | 2″(50) | 1 3/4(44) |
| HMB15 | 5/8″(16) | 3″(75) | 2 3/4(69) |
| HMB16 | 5/8″(16) | 4″(100) | 3″(75) |
| HMB17 | 5/8″(16) | 5″(125) | 3″(75) |
| HMB18 | 5/8″(16) | 6″(150) | 3″(75) |
| HMB19 | 5/8″(16) | 8″(200) | 4″(100) |
| HMB20 | 5/8″(16) | 10″(250) | 4″(100) |
| HMB21 | 5/8″(16) | 12″(300) | 6″(150) |
| HMB22 | 5/8″(16) | 14″(350) | 6″(150) |
| HMB23 | 5/8″(16) | 16″(400) | 6″(150) |
| HMB24 | 5/8″(16) | 18″(450) | 6″(150) |
| HMB25 | 5/8″(16) | 20“(500) | 6″(150) |
| HMB26 | 5/8″(16) | 22″(550) | 6″(150) |
| HMB27 | 5/8″(16) | 24″(600) | 6″(150) |
| HMB28 | 5/8″(16) | 26″(650) | 6″(150) |
| HMB29 | 5/8″(16) | 28″(700) | 6″(150) |
| HMB30 | 3/4″(20) | 2″(50) | 1 3/4(44) |
| HMB31 | 3/4″(20) | 6″(150) | 3″(75) |
| HMB32 | 3/4″(20) | 8″(200) | 4″(100) |
| HMB33 | 3/4″(20) | 10″(250) | 4″(100) |
| HMB34 | 3/4″(20) | 12″(300) | 6″(150) |
| HMB35 | 3/4″(20) | 14″(350) | 6″(150) |
| HMB36 | 3/4″(20) | 16″(400) | 6″(150) |
| HMB37 | 3/4″(20) | 18″(450) | 6″(150) |
| HMB38 | 3/4″(20) | 20“(500) | 6″(150) |
| HMB39 | 3/4″(20) | 22″(550) | 6″(150) |
| HMB40 | 3/4″(20) | 24″(600) | 6″(150) |
| HMB41 | 3/4″(20) | 26″(650) | 6″(150) |
| HMB42 | 3/4″(20) | 28″(700) | 6″(150) |
| HMB43 | 7/8″(22) | 12″(300) | 6″(150) |
| HMB44 | 7/8″(22) | 14″(350) | 6″(150) |
| HMB45 | 7/8″(22) | 16″(400) | 6″(150) |
| HMB46 | 7/8″(22) | 18″(450) | 6″(150) |
| HMB47 | 7/8″(22) | 20″(500) | 6″(150) |
| HMB48 | 7/8″(22) | 22″(550) | 6″(150) |
| HMB49 | 7/8″(22) | 24″(600) | 6″(150) |
Product Images

Ordering and Support
From Enquiry To Delivered Order
Send The Requirement
Item code, conductor or cable size and quantity, or a drawing and a photograph for a non standard part.
Quotation
Price, packing, carton quantity and lead time are confirmed against the catalogue reference.
Sample or Tooling
Samples are sent for approval. Parts that need a new mould go through the in house mould division.
Production and Shipment
Production to IEC and GB standards, then packing and shipment on the agreed terms.
Answers
Frequently Asked Questions
How do I choose the right size?
Is Hexgonal Machine Bolt ,HMB Series available as a sample before a production order?
Which standards do CROP products follow?
Can items be produced to our own drawing?
How do I obtain the PDF catalogue?
Next Step
Get A Price For Hexgonal Machine Bolt ,HMB Series
Send the code, the size and the quantity. Drawings for non standard versions are welcome.







