We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

GREENLEE Drill, Tap, Countersink: 1/4"-20 UNC - Drill Tap/Countersinks
GREENLEEDrill Tap/Countersinks

GREENLEE Drill, Tap, Countersink: 1/4"-20 UNC

The GREENLEE Drill, Tap, Countersink (MPN DTAP1/4-20) is a combination tool for 1/4"-20 UNC threading with a 2 1/4-inch overall length. It is not impact rated. This product is designed for drilling, tapping, and…

SKU 3G-OTH-411663

Also listed as: DTAP1420 · DTAP1 4 20 · DTAP1-4-20

Brand
GREENLEE
Item
Drill, Tap, Countersink: 1/4"-20 UNC
Category
Drill Tap/Countersinks
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

GREENLEE
Manufacturer Part Number
DTAP1/4-20

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

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

Product Description

The GREENLEE Drill, Tap, Countersink (MPN DTAP1/4-20) is a combination tool for 1/4"-20 UNC threading with a 2 1/4-inch overall length. It is not impact rated. This product is designed for drilling, tapping, and countersinking operations in a single step.

Frequently Asked Questions

What is the GREENLEE DTAP1/4-20 drill tap countersink used for?

The GREENLEE DTAP1/4-20 is a combination tool that drills, taps, and countersinks 1/4\"-20 UNC threads in a single operation. It is used in metalworking and fabrication to create threaded holes with a chamfered edge, reducing setup time and tool changes.

What are the specifications of the GREENLEE DTAP1/4-20?

The GREENLEE DTAP1/4-20 has a 1/4\"-20 UNC thread size and a 2 1/4-inch overall length. It is not impact rated. The manufacturer part number is DTAP1/4-20. This tool is designed for manual or machine drilling applications requiring combined drilling, tapping, and countersinking.

Where to buy the GREENLEE DTAP1/4-20 worldwide?

3G Electric supplies the GREENLEE DTAP1/4-20 drill tap countersink to customers worldwide. As a global industrial solutions provider, we handle logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this combination tool.

How to select the correct drill tap countersink for 1/4\"-20 UNC threads?

To select the correct tool, match the thread size (1/4\"-20 UNC) and ensure the overall length suits your application depth. The GREENLEE DTAP1/4-20 combines drilling, tapping, and countersinking in one step. Verify your material hardness and machine compatibility, as this tool is not impact rated.

Used in

Common applications for GREENLEE
Electrical panel fabrication — Greenlee knockout punch sets (e.g., K2BB-1-1/2) for creating holes in 10 ga steel enclosures.
Telecommunications cable installation — Greenlee cable cutter model 765 for cutting data cables up to 2 1/4 inches.
Conduit wire pulling — Greenlee non-conductive fish tape FTN536-50 for pulling wires through 50 ft of conduit.
PVC conduit bending — Greenlee heater model 847 for heating 1/2 to 6 inch PVC pipes before bending.
Long-distance cable pulling — Greenlee conduit measuring tape model 435 for pulling cables up to 3,000 ft with 170 lb capacity.
Threaded hole creation — Greenlee drill tap countersink DTAPM5C for M5x0.8 metric threads in sheet metal.

GREENLEE Products

3G Electric supplies GREENLEE drill tap/countersinks. 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
GREENLEE Drill, Tap, Countersink: #10-24 UNC, 2 1/32 in Overall Lg (MPN DTAP10-24)
GREENLEE
GREENLEE Drill, Tap, Countersink: #10-24 UNC, 2 1/32 in Overall Lg (MPN DTAP10-24)
GREENLEE Drill, Tap, Countersink: #10-32 UNF, 2 1/4 in Overall Lg (MPN DTAP10-32)
GREENLEE
GREENLEE Drill, Tap, Countersink: #10-32 UNF, 2 1/4 in Overall Lg (MPN DTAP10-32)
GREENLEE Drill, Tap, Countersink: #6-32 UNC, 2 1/32 in Overall Lg (MPN DTAP6-32)
GREENLEE
GREENLEE Drill, Tap, Countersink: #6-32 UNC, 2 1/32 in Overall Lg (MPN DTAP6-32)
GREENLEE Drill, Tap, Countersink: 5/16"-18 UNC, 3 1/4 in Overall Lg (MPN DTAP5/16-18)
GREENLEE
GREENLEE Drill, Tap, Countersink: 5/16"-18 UNC, 3 1/4 in Overall Lg (MPN DTAP5/16-18)
GREENLEE Drill, Tap, Countersink: M4x0.7 Metric, 2 1/4 in Overall Lg (MPN DTAPM4C)
GREENLEE
GREENLEE Drill, Tap, Countersink: M4x0.7 Metric, 2 1/4 in Overall Lg (MPN DTAPM4C)
GREENLEE Drill, Tap, Countersink: M6x1 Metric, 2 1/2 in Overall Lg (MPN DTAPM6C)
GREENLEE
GREENLEE Drill, Tap, Countersink: M6x1 Metric, 2 1/2 in Overall Lg (MPN DTAPM6C)

More from GREENLEE

View all GREENLEE parts
This combination tool drills, taps, and countersinks in one operation for #12-24 UNC threads. With a 2-1/4 in overall length, it is suited for manual or drill press use in metalworking and electrical installation tasks on sheet metal, enclosures, and structural steel. Not rated for impact drivers
GREENLEE
This combination tool drills, taps, and countersinks in one operation for #12-24 UNC threads. With a 2-1/4 in overall length, it is suited for manual or drill press use in metalworking and electrical installation tasks on sheet metal, enclosures, and structural steel. Not rated for impact drivers
Combination tool for drilling, tapping M5x0.8 metric threads, and countersinking in a single operation. Overall length 2 1/4 inches. Not impact rated. Suitable for metalworking and general assembly applications requiring precise threaded holes
GREENLEE
Combination tool for drilling, tapping M5x0.8 metric threads, and countersinking in a single operation. Overall length 2 1/4 inches. Not impact rated. Suitable for metalworking and general assembly applications requiring precise threaded holes
GREENLEE Drill, Tap, Countersink: #8-32 UNC, 3 in Overall Lg (MPN LDTAP8-32)
GREENLEE
GREENLEE Drill, Tap, Countersink: #8-32 UNC, 3 in Overall Lg (MPN LDTAP8-32)
GREENLEE Drill, Tap, Countersink: #8-32 UNC, 2 1/32 in Overall Lg (MPN DTAP8-32)
GREENLEE
GREENLEE Drill, Tap, Countersink: #8-32 UNC, 2 1/32 in Overall Lg (MPN DTAP8-32)
GREENLEE Drill, Tap, Countersink: M3x0.5 Metric, 2 1/4 in Overall Lg (MPN DTAPM3C)
GREENLEE
GREENLEE Drill, Tap, Countersink: M3x0.5 Metric, 2 1/4 in Overall Lg (MPN DTAPM3C)
GREENLEE Drill, Tap, Countersink: 1/4"-20 UNC, 3 in Overall Lg (MPN LDTAP1/4-20)
GREENLEE
GREENLEE Drill, Tap, Countersink: 1/4"-20 UNC, 3 in Overall Lg (MPN LDTAP1/4-20)
GREENLEE Drill, Tap, Countersink: 3/8"-16 UNC, 3 1/4 in Overall Lg (MPN DTAP3/8-16)
GREENLEE
GREENLEE Drill, Tap, Countersink: 3/8"-16 UNC, 3 1/4 in Overall Lg (MPN DTAP3/8-16)
GREENLEE Drill, Tap, Countersink: #10-32 UNF, 3 in Overall Lg (MPN LDTAP10-32)
GREENLEE
GREENLEE Drill, Tap, Countersink: #10-32 UNF, 3 in Overall Lg (MPN LDTAP10-32)