FROM THE WORKSHOP

WORKSHOP: Measuring and marking bolt circles

Kondinin researcher, Josh Giumelli, discusses bolt circles.

The ability to accurately measure and mark bolt holes in a circular pattern is more useful than you may think. From specifying wheel stud patterns to accurately marking out a pipe flange before drilling, this month’s Workshop looks at several ways to do both. The good news is you don’t need expensive, specialist tools. Credit: Josh Giumelli

The ability to accurately measure and mark bolt holes in a circular pattern is more useful than you may think. From specifying wheel stud patterns to accurately marking out a pipe flange before drilling, this month’s Workshop looks at several ways to do both. The good news is you don’t need expensive, specialist tools. Credit: Josh Giumelli

What is a bolt circle? You may not have heard of the term, but we are surrounded by bolt circles in agriculture. In plain English, a bolt circle is a pattern of bolts or holes evenly spaced in a circular...

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A growing series of reports, each focused on a key discussion point for the farming sector, brought to you by the Kondinin team.

A growing series of reports, each focused on a key discussion point for the farming sector, brought to you by the Kondinin team.

editions

Research Report: Auto Drafters (June 2026)

This month's Research Report includes an in-depth look at five popular sheep auto drafters complemented by several Case Studies of producers using the drafters to improve their livestock management.

editions

Research Report: High Horsepower Tracked Tractors (May 2026)

Kondinin Group researchers Mark Saunders, Ben White and Josh Giumelli have inspected some of the latest high-horsepower, articulated, fixed-frame and twin-tracked tractors for this month's Research Report. It's all about getting power to the ground.

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Research Report: Mother Bins (April 2026)

Mother bins are an important part of on-farm grain logistics. This Research Report details 10 brands including locally-made and imported models with capacities up to 300 tonnes.

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Research Report: Diesels Duke It Out (March 2026)

Kondinin Group's Ben White, Mark Saunders, Josh Giumelli and Jenna Santos spent a few days evaluating four of the latest 4WD diesel utes for this month's Research Report.