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STARRETT Lock Bolt Assembly: Lock Bolt Assembly, Smooth, Steel - Protractor & Machinist Square Parts & Accessories
STARRETTProtractor & Machinist Square Parts & Accessories

STARRETT Lock Bolt Assembly: Lock Bolt Assembly, Smooth, Steel

The STARRETT Lock Bolt Assembly (MPN PT99004) is a smooth, steel protractor and machinist square part and accessory. It is compatible with a 6-inch blade length and is identified by the manufacturer part numbers…

SKU 3G-OTH-407490

Also listed as: PT 99004 · PT-99004

Brand
STARRETT
Item
Lock Bolt Assembly: Lock Bolt Assembly, Smooth, Steel
Category
Protractor & Machinist Square Parts & Accessories
Available to Order
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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

STARRETT
Manufacturer Part Number
PT99004
Type
Smooth, Steel
Compatible Blade Lg
6 in

Technical Documents

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

Product Description

The STARRETT Lock Bolt Assembly (MPN PT99004) is a smooth, steel protractor and machinist square part and accessory. It is compatible with a 6-inch blade length and is identified by the manufacturer part numbers 33JH-6-4R and 26Y945.

Frequently Asked Questions

What is the STARRETT Lock Bolt Assembly used for?

The STARRETT Lock Bolt Assembly (MPN PT99004) is used to secure and adjust the blade on protractors and machinist squares. It is a smooth, steel component compatible with 6-inch blades, ensuring precise angular measurements in metalworking, machining, and inspection applications.

What are the specifications of the STARRETT Lock Bolt Assembly?

The STARRETT Lock Bolt Assembly (MPN PT99004) is a smooth, steel lock bolt assembly. It is compatible with a 6-inch blade length and carries manufacturer part numbers 33JH-6-4R and 26Y945. This part is designed for use with STARRETT protractors and machinist squares.

Where to buy the STARRETT Lock Bolt Assembly worldwide?

3G Electric supplies the STARRETT Lock Bolt Assembly (MPN PT99004) worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this smooth, steel lock bolt assembly for your precision tools.

How to install the STARRETT Lock Bolt Assembly?

To install the STARRETT Lock Bolt Assembly, first ensure the protractor or machinist square is clean. Insert the smooth steel bolt through the blade slot and frame, then tighten the nut or knob to secure the blade at the desired angle. Avoid over-tightening to prevent damage to the assembly.

Used in

Common applications for STARRETT
Structural steel fabrication — TENNAX™-PRO bi-metal band saw blades for cutting beams and channels
Stainless steel pipe cutting — Advanz™ CS carbide-tipped band saw blades for abrasive material
Aluminum extrusion cutting — Duratec™ SFB carbon steel band saw blades for soft metals
General metalworking maintenance — Intenss™ PRO-DIE high-speed steel band saw blades for mixed metals
Hard alloy tool steel cutting — Intenss™ PRO bi-metal band saw blades with hook edge
Wood and non-ferrous material sawing — Duratec™ SFB carbon steel blades for multi-material shops

STARRETT Products

3G Electric supplies STARRETT protractor & machinist square parts & accessories. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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