BONEHAM Gun Drill Bushing Insert (GDI): 4.90 mm Inside Dia., 5/16 in Outside Dia.
The BONEHAM Gun Drill Bushing Insert (GDI) is a metric standard-wall bushing insert with a 4.90 mm inside diameter, a 5/16 in outside diameter, and a 1/2 in overall length (MPN GDI208.1929). It features an inside…
SKU 3G-OTH-626022
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Product Description
The BONEHAM Gun Drill Bushing Insert (GDI) is a metric standard-wall bushing insert with a 4.90 mm inside diameter, a 5/16 in outside diameter, and a 1/2 in overall length (MPN GDI208.1929). It features an inside diameter tolerance of -0.0000 in /+0.0002 in and an outside diameter tolerance of +0.0016 in /+0.0013 in.
Frequently Asked Questions
What is a Boneham Gun Drill Bushing Insert used for?
A Boneham Gun Drill Bushing Insert (GDI) guides a gun drill precisely during deep-hole drilling operations. It ensures hole straightness and accuracy in metalworking applications such as machining gun barrels, shafts, and other cylindrical components where tight tolerances are critical.
What are the specifications of the Boneham GDI208.1929 bushing insert?
The Boneham GDI208.1929 is a metric standard-wall gun drill bushing insert with a 4.90 mm inside diameter, a 5/16 in outside diameter, and a 1/2 in overall length. Inside diameter tolerance is -0.0000 in /+0.0002 in; outside diameter tolerance is +0.0016 in /+0.0013 in.
Where to buy Boneham gun drill bushings worldwide?
3G Electric supplies Boneham gun drill bushing inserts worldwide. As a global industrial sourcing partner, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the GDI208.1929 or other Boneham bushing sizes.
How to select the correct gun drill bushing insert size?
Select a gun drill bushing insert by matching the inside diameter to your drill bit size, ensuring the outside diameter fits your bushing holder. The Boneham GDI208.1929 has a 4.90 mm ID and 5/16 in OD. Always verify overall length and tolerance requirements for your application.
BONEHAM Products
3G Electric supplies BONEHAM metric standard-wall gun drill bushing inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
