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IRWIN Power Bit: Power Bit, Imperial/Metric, PH1 Bit Industry Size, #1 Bit Size - Insert Bits
IRWINInsert Bits

IRWIN Power Bit: Power Bit, Imperial/Metric, PH1 Bit Industry Size, #1 Bit Size

The IRWIN Power Bit is a standard insert bit made of carbon steel with a hex shank and a #1 Phillips (PH1) tip. It is supplied in a 2-pack and is identified by manufacturer part number IWAF21PH12.

SKU 3G-OTH-318817

Brand
IRWIN
Item
Power Bit: Power Bit, Imperial/Metric, PH1 Bit Industry Size, #1 Bit Size
Category
Insert Bits
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

IRWIN
Manufacturer Part Number
IWAF21PH12
Type
Imperial/Metric, PH1 Bit Industry Size, #1 Bit Size, Std, Hex, 2 PK

Technical Documents

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

Product Description

The IRWIN Power Bit is a standard insert bit made of carbon steel with a hex shank and a #1 Phillips (PH1) tip. It is supplied in a 2-pack and is identified by manufacturer part number IWAF21PH12.

Frequently Asked Questions

What is the IRWIN Power Bit IWAF21PH12 used for?

The IRWIN Power Bit is a #1 Phillips (PH1) insert bit for driving screws in general assembly, woodworking, and light industrial fastening. Its carbon steel construction and hex shank provide reliable torque transfer for precision work.

What are the specifications of the IRWIN Power Bit IWAF21PH12?

This IRWIN Power Bit is a #1 Phillips (PH1) insert bit with a standard hex shank, made from carbon steel. It is supplied as a 2-pack and carries manufacturer part number IWAF21PH12. The bit is designed for imperial/metric applications.

Where to buy IRWIN Power Bit IWAF21PH12 worldwide?

3G Electric supplies the IRWIN Power Bit IWAF21PH12 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this 2-pack of #1 Phillips insert bits.

How to select the right IRWIN Power Bit for a #1 Phillips screw?

For a #1 Phillips screw, use a PH1 bit like the IRWIN IWAF21PH12. Ensure the bit shank matches your driver (hex for impact drivers). Carbon steel bits offer good durability for general use. Always match bit size to screw head to prevent cam-out.

Used in

Common applications for IRWIN
Wood framing and decking — IRWIN ship auger bits (e.g., SKU 4AAT6) for deep drilling in timber
Electrical and plumbing installations — IRWIN hybrid utility bits (e.g., SKU 5ELR0) for drilling through wood and thin metal
Automotive assembly and repair — IRWIN power socket adapters (e.g., SKU 55EW60) for driving sockets with impact tools
General construction fastening — IRWIN impact Torx bits (e.g., SKU 787P77) for driving screws in metal and wood
Cabinet making and furniture assembly — IRWIN power bits (e.g., SKU 55EW15) for Phillips head screws in particle board and hardwood
Maintenance and repair tasks — IRWIN insert bits (e.g., SKU 55EW26) for quick bit changes in cordless screwdrivers

IRWIN Products

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

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Compatible alternatives & equivalents

Cross-referenced by specification & description
IRWIN Power Bit: Power Bit, Imperial/Metric, #1 Bit Size, S1 Bit Industry Size, Std, Hex, 2 PK (MPN IWAF31SQ12)
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IRWIN Power Bit: Power Bit, Imperial/Metric, #1 Bit Size, S1 Bit Industry Size, Std, Hex, 2 PK (MPN IWAF31SQ12)
IRWIN Power Bit: Power Bit, Imperial/Metric, PH3 Bit Industry Size, #3 Bit Size, Std, Hex, 2 PK (MPN IWAF21PH32)
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IRWIN Power Bit: Power Bit, Imperial/Metric, PH3 Bit Industry Size, #3 Bit Size, Std, Hex, 2 PK (MPN IWAF21PH32)
IRWIN Insert Bit: Insert Bit, Imperial/Metric, PH1 Bit Industry Size, #1 Bit Size, Std, Hex, 10 PK (MPN IWAF22PH1B10)
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IRWIN Insert Bit: Insert Bit, Imperial/Metric, PH1 Bit Industry Size, #1 Bit Size, Std, Hex, 10 PK (MPN IWAF22PH1B10)
IRWIN Power Bit: Power Bit, Imperial/Metric, PH2 Bit Industry Size, #2 Bit Size, Std, Hex, Power (MPN IWAF23PH2)
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IRWIN Power Bit: Power Bit, Imperial/Metric, PH2 Bit Industry Size, #2 Bit Size, Std, Hex, Power (MPN IWAF23PH2)
IRWIN Power Bit: Power Bit, Imperial/Metric, PH3 Bit Industry Size, #3 Bit Size, Std, Hex, 2 PK (MPN IWAF22PH32)
IRWIN
IRWIN Power Bit: Power Bit, Imperial/Metric, PH3 Bit Industry Size, #3 Bit Size, Std, Hex, 2 PK (MPN IWAF22PH32)
IRWIN Power Bit: Power Bit, Imperial/Metric, PH2 Bit Industry Size, #2 Bit Size, Std, Hex, Power (MPN IWAF26PH2)
IRWIN
IRWIN Power Bit: Power Bit, Imperial/Metric, PH2 Bit Industry Size, #2 Bit Size, Std, Hex, Power (MPN IWAF26PH2)

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IRWIN Power Bit: Power Bit, Imperial/Metric, PH3 Bit Industry Size, #3 Bit Size, Std, Hex, 2 PK (MPN IWAF31PH32)
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IRWIN Power Bit: Power Bit, Imperial/Metric, PH3 Bit Industry Size, #3 Bit Size, Std, Hex, 2 PK (MPN IWAF31PH32)
IRWIN Insert Bit: Insert Bit, Imperial/Metric, #3 Bit Size, S3 Bit Industry Size, Std, Hex, 2 PK (MPN IWAF31SQ32)
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IRWIN Insert Bit: Insert Bit, Imperial/Metric, #3 Bit Size, S3 Bit Industry Size, Std, Hex, 2 PK (MPN IWAF31SQ32)
IRWIN Insert Bit: Insert Bit, Imperial/Metric, PH2 Bit Industry Size, #2 Bit Size, Std, Hex, 20 PK (MPN IWAF121PH220D)
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IRWIN Insert Bit: Insert Bit, Imperial/Metric, PH2 Bit Industry Size, #2 Bit Size, Std, Hex, 20 PK (MPN IWAF121PH220D)
IRWIN Insert Bit: Insert Bit, Imperial/Metric, #2 Bit Size, S2 Bit Industry Size, Std, Hex, 20 PK (MPN IWAF121SQ220D)
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IRWIN Insert Bit: Insert Bit, Imperial/Metric, #2 Bit Size, S2 Bit Industry Size, Std, Hex, 20 PK (MPN IWAF121SQ220D)
IRWIN Power Bit: Power Bit, Imperial/Metric, #2 Bit Size, S1/S2 Bit Industry Size, Std, Hex, 2 PK (MPN IWAF21SQ12)
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IRWIN Power Bit: Power Bit, Imperial/Metric, #2 Bit Size, S1/S2 Bit Industry Size, Std, Hex, 2 PK (MPN IWAF21SQ12)
IRWIN Insert Bit: Insert Bit, Imperial/Metric, PH1 Bit Industry Size, #1 Bit Size, Std, Hex, 2 PK (MPN IWAF31PH12)
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IRWIN Insert Bit: Insert Bit, Imperial/Metric, PH1 Bit Industry Size, #1 Bit Size, Std, Hex, 2 PK (MPN IWAF31PH12)
IRWIN Insert Bit: Insert Bit, Imperial/Metric, PH2 Bit Industry Size, #2 Bit Size, Std, Hex, 5 PK (MPN IWAF21PH25)
IRWIN
IRWIN Insert Bit: Insert Bit, Imperial/Metric, PH2 Bit Industry Size, #2 Bit Size, Std, Hex, 5 PK (MPN IWAF21PH25)
IRWIN Insert Bit: Insert Bit, Imperial/Metric, PH2 Bit Industry Size, #2 Bit Size, Std, Hex, 20 PK (MPN IWAF31PR220)
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IRWIN Insert Bit: Insert Bit, Imperial/Metric, PH2 Bit Industry Size, #2 Bit Size, Std, Hex, 20 PK (MPN IWAF31PR220)