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How to size a two-piece edge for a telehandler

A two-piece edge for a telehandler is sized by matching the bolt pattern and edge width to the machine’s existing adapter or bucket lip, then confirming total cutting…

A two-piece edge for a telehandler is sized by matching the bolt pattern and edge width to the machine’s existing adapter or bucket lip, then confirming total cutting width against the attachment’s rated width and the tire track. Measure the bolt hole spacing, edge thickness, and hole count on the current edge; the replacement must match the adapter’s hole layout exactly rather than being trimmed to fit.

Start with the attachment, not the machine

Telehandler buckets and adapters vary by OEM and by attachment manufacturer, so the machine model alone does not define the edge. The bolt pattern on the adapter is the fixed constraint; everything else is derived from it.

  • Bolt hole diameter and center-to-center spacing along the edge
  • Number of holes per section and whether the pattern is symmetric
  • Edge thickness and the counterbore or countersink depth on the adapter
  • Adapter lip height, which limits how much edge can sit above the bolts

Two-piece geometry: where the split goes

A two-piece edge is split so each half can be handled and replaced independently, and the split position determines whether the joint sits in a high-wear zone. On telehandlers the center of the bucket usually takes the most scraping, so the joint placement matters more than on a light-duty loader.

Common arrangements are a center split with a butt joint, an overlap joint, or an offset split. Butt joints are simpler to specify but rely on bolt clamp load to stay aligned; overlap joints tolerate more misalignment but add a thickness step that can catch material. Confirm which joint type the adapter was drilled for — mixing them causes bolt shear and edge movement.

Bolt condition at the joint is a frequent failure point; the field notes on why plow bolts break apply directly to telehandler edge joints.

Width, thickness and hole layout

Total cutting width should match the attachment’s stated width, not the machine’s overall width; an edge wider than the bucket side plates loads the corners and the bolts unevenly. Thickness is set by the adapter pocket and the bolt length available, not by a preference for heavier steel.

Parameter What to measure Typical range (depends on attachment)
Edge thickness Calipers at three points on the worn edge Roughly 12–25 mm class, set by adapter
Hole spacing Center-to-center, first to last hole Varies by OEM; must match exactly
Hole count per section Count both halves separately Commonly 4–8 per half
Cutting width Overall length of both pieces assembled Matches attachment rated width
Bevel type Angle and which face is beveled Single or double bevel, per adapter

Check the drawing and hole layout on the product page before ordering, since small pattern differences between production batches are common.

Material and wear allowance

Edge life depends on the surface being scraped, operator technique, and the hardness of the steel, so any figure quoted as a single number should be treated with suspicion. Boron-treated edges generally hold a bevel longer on abrasive concrete and gravel; plain carbon steel edges are easier to weld and re-bevel but wear faster.

Ask for the hardness range rather than a nominal value, and ask whether the bevel is cut before or after heat treatment — a bevel cut after treatment can reduce hardness at the cutting lip. Wear life on a telehandler typically falls in a broad band depending on duty cycle, and a fleet running on abrasive yard surfaces should plan replacement intervals from their own wear records rather than from a supplier estimate.

Bolt torque and joint integrity

The edge is only as good as its clamp load. Plow bolts with a matching countersink seat properly; hex bolts in a countersunk hole do not, and the joint loosens under vibration.

  1. Confirm bolt grade and diameter match the adapter’s original specification.
  2. Clean the mating faces; scale and old weld spatter prevent full seating.
  3. Torque in a cross pattern from the center outward, in at least two passes.
  4. Re-torque after the first few hours of operation, then at scheduled intervals.
  5. Replace bolts showing stretched threads or worn heads rather than reusing them.

For the specification side of the same subject, see this note on two-piece edge dimensions and how they are confirmed against a drawing.

Commercial considerations for buyers

Two-piece edges are usually supplied as a matched pair, and the commercial risk sits in pattern variation between batches rather than in the steel itself. A distributor stocking several OEM patterns should confirm that the drawing revision is recorded on the purchase order.

MOQs depend on whether the pattern is a stock item or made to drawing; made-to-pattern runs typically carry a higher minimum and a longer lead time than stock sizes. Total cost should be assessed per operating hour rather than per piece, since a cheaper edge that wears faster or loosens at the joint costs more in labour and downtime. The largest specification risk is a near-match hole pattern: it bolts up, then moves under load and elongates the holes in the adapter, which is a far more expensive repair than the edge itself.

Quick summary

Size a telehandler two-piece edge from the adapter’s bolt pattern, thickness and joint type, then confirm cutting width against the attachment rating. Treat wear life and cost as ranges driven by duty cycle, and verify the drawing revision before committing to a production run.

Sources checked on 2026-11-11: SENTHAI Tools product documentation for telehandler two-piece cutting edges; general plow bolt and torque practice references; OEM attachment dimension conventions as published by bucket and adapter manufacturers.

Three more perspectives

Workshop: Fitters care most about hole alignment and bevel orientation; an edge that needs a drift to line up will not torque correctly, and a reversed bevel changes the cutting angle and the load on the lip.
Purchasing: The pattern drawing and its revision number are the controlling documents; buying on machine model alone is the most common source of wrong-fit returns and adapter damage.
Field: Operators notice joint movement before bolt failure — a slight step at the split or fretting dust around the bolts means re-torque or replacement, not a wait-and-see approach.

Limits

This page does not provide a dimension table for any specific OEM attachment, does not certify fitment, and does not replace the manufacturer’s drawing or torque specification. Wear life and cost figures are indicative ranges only and should be replaced with your own fleet records.

Products discussed in this thread

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