External-Clamping Automatic Pipe Beveler (ISC Series) — hero shot

ISC external-clamping beveler bevelling a pipe end held in a bench vice, Metabo drive

ISC external-clamping beveler clamped on a tube at the workbench

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ISC Series · External Clamp ASME B16.25 EN ISO 9692-1

External-Clamping Automatic Pipe Beveler (ISC Series)

Name: External-Clamping Automatic Pipe Beveler (ISC Series)
Brand: Kedes Machine
SKU: ISC Series · External Clamp

OD-clamped automatic pipe beveler built for narrow working spaces and small-diameter pipe ends. An external bidirectional clamp seats on the pipe OD, swappable cushion blocks size it to each diameter, and a Metabo drive feeds the tool automatically — the right tool whenever the pipe ID is blocked, sealed or too tight for an internal mandrel.

Pipe OD range

Ø 25 – 114 mm

Wall thickness

≤ 12 mm

Clamping

External · bidirectional

Drive

Metabo motor · auto-feed

TYPICAL REPLY · 1 WORKING SHIFT (GMT+8)

01 Model Comparison

Pick your size — 4 models in the series.

	ISC-63C Ø 25 – 63 mm	ISC-76C Ø 25 – 76 mm	ISC-89C Ø 63 – 89 mm	ISC-114C Ø 76 – 114 mm
Machining OD range	25 – 63 mm	25 – 76 mm	63 – 89 mm	76 – 114 mm
Wall thickness (max)	12 mm	12 mm	12 mm	12 mm
Clamping system	Bidirectional	Bidirectional	Bidirectional	Bidirectional
Drive motor	Metabo	Metabo	Metabo	Metabo
Feed	Automatic	Automatic	Automatic	Automatic
Cushion blocks (mm)	28 / 32 / 38 / 42 / 45 / 51 / 54 / 57 / 60 / 63	42 / 45 / 51 / 54 / 57 / 60 / 63 / 68 / 76	63 / 68 / 76 / 83 / 89	76 / 83 / 89 / 95 / 102 / 108 / 114
Quote this model

02 Working Principle

How narrow-body external clamping works

The machine clamps on the pipe OD instead of the bore: a bidirectional clamp block — sized to the pipe diameter from the cushion-block set — seats on a single tube and centers the cutting head to it, leaving the ID free and untouched. Because the frame is built around a slim clamp rather than a bulky chuck, its cross-section fits where conventional OD bevelers cannot — for example a boiler water-wall, a row of small-OD tubes welded edge-to-edge by membrane fins with center-to-center spacing of only 30 – 80 mm. A Metabo angle-grinder motor with gear-reduction auto-feed delivers consistent cold cutting without the operator managing feed by hand, including in restricted or overhead positions.

ISC Series · External Clamp working principle diagram

03 Key Features

Built for the job site.

// 01

Compact narrow body — fits tight working spaces

Slim clamp-block architecture slots into gaps that defeat chuck-type bevelers — between water-wall fins, inside congested racks, or anywhere the pipe end is boxed in. Clamp block sized per pipe OD.

// 02

External OD clamping — works on blocked IDs

Mounts on the pipe OD only. The right tool when the ID is sealed (header welds), too small for a mandrel, or filled with scale and corrosion.

// 03

Swappable cushion blocks — one body, many sizes

A set of cushion blocks adapts each frame across its OD band for accurate, repeatable centering — Ø 25 mm up to Ø 114 mm across four models.

// 04

Bidirectional clamping

Jaws can re-orient for vertical or horizontal pipe attitude — required where adjacent tubes or structure constrain the only viable approach angle.

// 05

Automatic feed

Mechanical auto-feed gear maintains constant tool advance per revolution. The operator can position and step back — important on overhead or repetitive work.

// 06

Metabo drive — global spares network, cold cutting

Standard Metabo angle-grinder motor as the prime mover, with worldwide spare-parts availability. Carbide tooling at machining speeds preserves the parent metallurgy of T11, T22, Inconel and stainless — no HAZ.

04 Industry Applications

Where this series earns its keep.

Boiler water-walls, superheaters & reheaters

Re-tubing of water-wall panels, superheater and reheater banks during outage windows — the application the narrow body is most prized for.

See boiler water-walls, superheaters & reheaters solutions

Heat-exchanger & economizer retubing

Tube replacement on shell-and-tube exchangers and economizer banks where tube-to-tube spacing is too tight for chuck-type machines.

See heat-exchanger & economizer retubing solutions

Fired-heater & furnace tube replacement

Process-fired heater and refinery furnace coil retubing where access is constrained by adjacent tubes and refractory walls.

See fired-heater & furnace tube replacement solutions

06 FAQ

Common questions about the ISC Series · External Clamp.

Can't find your answer?

How is this different from the SOC chuck-type or cam-type bevelers?

The ISC trades general capacity for narrow-body access. SOC chuck-type (Ø 25 – 1230 mm) and cam-type (Ø 14 – 114 mm) both have larger body cross-sections — they cannot fit between water-wall tubes or into boxed-in pipe ends. The ISC is engineered for restricted-access work where adjacent tubes or structure constrain the envelope. If your pipe ends are free and accessible, SOC or cam-type will be faster.

Can it be used on regular pipe, not just boiler tubes?

Yes — it is a general OD-clamped beveler for any Ø 25 – 114 mm pipe with wall ≤ 12 mm. The boiler water-wall is simply its most demanding habitat. For fab-shop volume work on free pipe ends the cam-type SCB/SCP is lighter and faster to set up; the ISC's value is access in tight geometry.

Why a Metabo motor specifically?

Metabo is the de-facto standard angle-grinder motor in European and Middle-East field-service fleets. Using it as the prime mover means spare parts and replacement motors are available from any industrial tools supplier, and field technicians already know how to service them.

07 Related Series