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PROTO Combination Wrench: Alloy Steel, Satin, 20 mm Head Size, 11 1/2 in Overall Lg - Metric 12-Point Combination Wrenches
PROTOMetric 12-Point Combination Wrenches

PROTO Combination Wrench: Alloy Steel, Satin, 20 mm Head Size, 11 1/2 in Overall Lg

The PROTO J1220MASD is a 20 mm metric 12-point combination wrench made from alloy steel with a satin finish. It has an overall length of 11 1/2 inches and an offset design.

SKU 3G-OTH-300013

Brand
PROTO
Item
Combination Wrench: Alloy Steel, Satin, 20 mm Head Size, 11 1/2 in Overall Lg
Category
Metric 12-Point Combination Wrenches
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

PROTO
Manufacturer Part Number
J1220MASD
Type
Satin, Offset
Overall Lg
11 1/2 in
Head Size
20 mm

Technical Documents

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PROTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PROTO J1220MASD is a 20 mm metric 12-point combination wrench made from alloy steel with a satin finish. It has an overall length of 11 1/2 inches and an offset design.

Frequently Asked Questions

What is the PROTO J1220MASD combination wrench used for?

The PROTO J1220MASD is a 20 mm metric 12-point combination wrench used for tightening or loosening fasteners in industrial maintenance, assembly, and repair applications. Its offset design provides better access in tight spaces, and the satin finish reduces glare in bright work environments.

What are the specifications of the PROTO J1220MASD wrench?

The PROTO J1220MASD is a metric 12-point combination wrench with a 20 mm head size and an overall length of 11 1/2 inches. It is made from alloy steel with a satin finish and features an offset design. The manufacturer part number is J1220MASD.

Where to buy the PROTO J1220MASD wrench worldwide?

3G Electric supplies the PROTO J1220MASD combination wrench to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this metric 12-point wrench.

How to select the right PROTO combination wrench size?

To select the correct PROTO combination wrench, match the head size to the fastener you are turning. For metric fasteners, use a 20 mm wrench like the J1220MASD. Ensure the 12-point design fits square or hex fasteners, and consider an offset style for better access in confined areas.

Used in

Common applications for PROTO
Automotive assembly — PROTO J72102 impact socket set for fastening lug nuts on production lines
Heavy equipment maintenance — PROTO J3772T flare nut wrench for hydraulic line fittings on excavators
General industrial repair — PROTO J795SA adjustable wrench set for tightening bolts on conveyor systems
Aerospace manufacturing — PROTO J5240A slotted bit socket for adjusting fasteners in confined spaces
Oil and gas pipeline work — PROTO J5438 12-point socket for valve assembly in refineries
Construction site toolkits — PROTO J8179-T500 double box wrench for structural steel bolting

PROTO Products

3G Electric supplies PROTO metric 12-point combination wrenches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Alloy steel combination wrench with a satin finish. Features a 21 mm 12-point head and an offset design for access to recessed fasteners. Overall length is 11 3/4 in. Used for tightening and loosening fasteners in mechanical assembly and maintenance tasks
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PROTO Combination Wrench: Alloy Steel, Satin, 22 mm Head Size, 12 1/2 in Overall Lg, Offset (MPN J1222MASD)
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PROTO Combination Wrench: Alloy Steel, Satin, 50 mm Head Size, 28 in Overall Lg, Offset (MPN J1250M)
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