Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
⌕
RFQ CartGet a QuoteSign inSign up
FORMDRILL Drill Bit: Long, UNF, For #8-36 Threads, 3.9 mm Drill Size - Collar-Forming Friction Drill Bits
FORMDRILLCollar-Forming Friction Drill Bits

FORMDRILL Drill Bit: Long, UNF, For #8-36 Threads, 3.9 mm Drill Size

The FORMDRILL Drill Bit: Long (SKU 832K64, MPN FD0390L) is a collar-forming friction drill bit designed for #8-36 UNF threads with a 3.9 mm drill size. This long-format tool from FORMDRILL creates a collar during…

SKU 3G-OTH-207787

Brand
FORMDRILL
Item
Drill Bit: Long, UNF, For #8-36 Threads, 3.9 mm Drill Size
Category
Collar-Forming Friction Drill Bits
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

FORMDRILL
Manufacturer Part Number
FD0390L
Type
UNF, For #8-36 Threads, Collar Forming
Drill Size
3.9 mm
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The FORMDRILL Drill Bit: Long (SKU 832K64, MPN FD0390L) is a collar-forming friction drill bit designed for #8-36 UNF threads with a 3.9 mm drill size. This long-format tool from FORMDRILL creates a collar during drilling, eliminating the need for separate tapping operations.

Used in

Common applications for FORMDRILL
Automotive chassis assembly — FORMDRILL collar-forming bits for creating threaded holes in thin-gauge steel tubing
HVAC ductwork fabrication — FORMDRILL flat-finish bits for flush-threaded connections in sheet metal panels
Electrical enclosure manufacturing — FORMDRILL short bits for tapping M16 threads in 2 mm steel enclosures
Structural steel handrails — FORMDRILL long bits for forming threaded bushings in square tubing for bolted joints
Appliance production — FORMDRILL combination drill and tap sets for M6 and M8 threads in stainless steel panels
Solar panel mounting frames — FORMDRILL NPT bits for creating pipe-threaded holes in aluminum extrusions

FORMDRILL Products

3G Electric supplies FORMDRILL collar-forming friction drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
FORMDRILL Drill Bit: Long, UNF, For #6-40 Threads, 3.2 mm Drill Size, Collar Forming (MPN FD0320L). Key specifications — attr1240072: FD0320L; attr1240073: FORMDRILL; attr1240075: Long.
FORMDRILL
FORMDRILL Drill Bit: Long, UNF, For #6-40 Threads, 3.2 mm Drill Size, Collar Forming (MPN FD0320L). Key specifications — attr1240072: FD0320L; attr1240073: FORMDRILL; attr1240075: Long.
FORMDRILL Drill Bit: Long, UNC, For #6-32 Threads, 3.1 mm Drill Size, Collar Forming (MPN FD0310L). Key specifications — attr1240072: FD0310L; attr1240073: FORMDRILL; attr1240075: Long.
FORMDRILL
FORMDRILL Drill Bit: Long, UNC, For #6-32 Threads, 3.1 mm Drill Size, Collar Forming (MPN FD0310L). Key specifications — attr1240072: FD0310L; attr1240073: FORMDRILL; attr1240075: Long.
FORMDRILL Drill Bit: Long, UNF, For #10-32 Threads, 4.4 mm Drill Size, Collar Forming (MPN FD0440L). Key specifications — attr1240072: FD0440L; attr1240073: FORMDRILL; attr1240075: Long.
FORMDRILL
FORMDRILL Drill Bit: Long, UNF, For #10-32 Threads, 4.4 mm Drill Size, Collar Forming (MPN FD0440L). Key specifications — attr1240072: FD0440L; attr1240073: FORMDRILL; attr1240075: Long.
FORMDRILL Drill Bit: Long, UNF, For 9/16"-18 Threads, 13.6 mm Drill Size, Collar Forming (MPN FD1360L). Key specifications — attr1240072: FD1360L; attr1240073: FORMDRILL; attr1240075: Long.
FORMDRILL
FORMDRILL Drill Bit: Long, UNF, For 9/16"-18 Threads, 13.6 mm Drill Size, Collar Forming (MPN FD1360L). Key specifications — attr1240072: FD1360L; attr1240073: FORMDRILL; attr1240075: Long.
FORMDRILL Drill Bit: Long, UNC, For #10-24 Threads, 4.3 mm Drill Size, Collar Forming (MPN FD0430L). Key specifications — attr1240072: FD0430L; attr1240073: FORMDRILL; attr1240075: Long.
FORMDRILL
FORMDRILL Drill Bit: Long, UNC, For #10-24 Threads, 4.3 mm Drill Size, Collar Forming (MPN FD0430L). Key specifications — attr1240072: FD0430L; attr1240073: FORMDRILL; attr1240075: Long.
FORMDRILL Drill Bit: Long, UNF, For 3/4"-16 Threads, 18.3 mm Drill Size, Collar Forming (MPN FD1830L). Key specifications — attr1240072: FD1830L; attr1240073: FORMDRILL; attr1240075: Long.
FORMDRILL
FORMDRILL Drill Bit: Long, UNF, For 3/4"-16 Threads, 18.3 mm Drill Size, Collar Forming (MPN FD1830L). Key specifications — attr1240072: FD1830L; attr1240073: FORMDRILL; attr1240075: Long.

More from FORMDRILL

View all FORMDRILL parts →
FORMDRILL Drill Bit: Short, UNF, For #8-36 Threads, 3.9 mm Drill Size, Collar Forming (MPN FD0390S). Key specifications — attr1240072: FD0390S; attr1240073: FORMDRILL; attr1240075: Short.
FORMDRILL
FORMDRILL Drill Bit: Short, UNF, For #8-36 Threads, 3.9 mm Drill Size, Collar Forming (MPN FD0390S). Key specifications — attr1240072: FD0390S; attr1240073: FORMDRILL; attr1240075: Short.
FORMDRILL Drill Bit: Long, UNF, For #12-28 Threads, 5 mm Drill Size, Collar Forming (MPN FD0500L). Key specifications — attr1240072: FD0500L; attr1240073: FORMDRILL; attr1240075: Long.
FORMDRILL
FORMDRILL Drill Bit: Long, UNF, For #12-28 Threads, 5 mm Drill Size, Collar Forming (MPN FD0500L). Key specifications — attr1240072: FD0500L; attr1240073: FORMDRILL; attr1240075: Long.
FORMDRILL Drill Bit: Long, UNF, For 3/8"-24 Threads, 9 mm Drill Size, Collar Forming (MPN FD0900L). Key specifications — attr1240072: FD0900L; attr1240073: FORMDRILL; attr1240075: Long.
FORMDRILL
FORMDRILL Drill Bit: Long, UNF, For 3/8"-24 Threads, 9 mm Drill Size, Collar Forming (MPN FD0900L). Key specifications — attr1240072: FD0900L; attr1240073: FORMDRILL; attr1240075: Long.
FORMDRILL Drill Bit: Short, UNC, For 3/4"-10 Threads, 17.8 mm Drill Size, Collar Forming (MPN FD1780S). Key specifications — attr1240072: FD1780S; attr1240073: FORMDRILL; attr1240075: Short.
FORMDRILL
FORMDRILL Drill Bit: Short, UNC, For 3/4"-10 Threads, 17.8 mm Drill Size, Collar Forming (MPN FD1780S). Key specifications — attr1240072: FD1780S; attr1240073: FORMDRILL; attr1240075: Short.
FORMDRILL Drill Bit: Short, NPT, For 1/2"-14 Threads, 19.6 mm Drill Size, Collar Forming (MPN FD1960S). Key specifications — attr1240072: FD1960S; attr1240073: FORMDRILL; attr1240075: Short.
FORMDRILL
FORMDRILL Drill Bit: Short, NPT, For 1/2"-14 Threads, 19.6 mm Drill Size, Collar Forming (MPN FD1960S). Key specifications — attr1240072: FD1960S; attr1240073: FORMDRILL; attr1240075: Short.
FORMDRILL Drill Bit: Long, UNC, For 5/8"-11 Threads, 14.7 mm Drill Size, Collar Forming (MPN FD1470L). Key specifications — attr1240072: FD1470L; attr1240073: FORMDRILL; attr1240075: Long.
FORMDRILL
FORMDRILL Drill Bit: Long, UNC, For 5/8"-11 Threads, 14.7 mm Drill Size, Collar Forming (MPN FD1470L). Key specifications — attr1240072: FD1470L; attr1240073: FORMDRILL; attr1240075: Long.
FORMDRILL Drill Bit: Short, Metric Coarse, For M8 x 1.25 Threads, 7.3 mm Drill Size, Collar Forming (MPN FD0730S). Key specifications — attr1240072: FD0730S; attr1240073: FORMDRILL; attr1240075: Short.
FORMDRILL
FORMDRILL Drill Bit: Short, Metric Coarse, For M8 x 1.25 Threads, 7.3 mm Drill Size, Collar Forming (MPN FD0730S). Key specifications — attr1240072: FD0730S; attr1240073: FORMDRILL; attr1240075: Short.
FORMDRILL Drill Bit: Short, Metric Coarse, For M4 x 0.7 Threads, 3.7 mm Drill Size, Collar Forming (MPN FD0370S). Key specifications — attr1240072: FD0370S; attr1240073: FORMDRILL; attr1240075: Short.
FORMDRILL
FORMDRILL Drill Bit: Short, Metric Coarse, For M4 x 0.7 Threads, 3.7 mm Drill Size, Collar Forming (MPN FD0370S). Key specifications — attr1240072: FD0370S; attr1240073: FORMDRILL; attr1240075: Short.