Open Bosch custom case displaying a 20-piece set of black oxide drill bits and driver bits organized in red storage clips behind a clear lid.
Diagram of the open bit case with lines pointing to key features including the tilt-in mechanism, customizable clips, rubber bumpers, clear cover, and secure latch.
Angled close-up view of the open case showing the red bit storage clips tilted outward to demonstrate the easy access tilt-in/tilt-out mechanism.
Close-up detail of black oxide drill bits with hex shanks sitting in the case, showing the spiral flute design and Bosch branding on the shanks.
Front view of the Bosch 20-piece bit set sealed in clear retail packaging with a blue hanging tab and a sticker highlighting 10x longer bit life.
Front view of the Bosch 20-piece bit set sealed in clear retail packaging with a blue hanging tab and a sticker highlighting 10x longer bit life.
Graphic titled Best For displaying three icons representing the recommended materials for these bits: a wood block, a PVC pipe elbow, and a metal beam.
Diagram of a single Bosch Impact Tough driver bit with labels pointing to the machined tip, extended torsion zone, and hardened core.
Instructional line drawings showing how to click the customizable bit clips into the case and how to insert and tilt bits for organized storage.
Open Bosch custom case displaying a 20-piece set of black oxide drill bits and driver bits organized in red storage clips behind a clear lid.
Diagram of the open bit case with lines pointing to key features including the tilt-in mechanism, customizable clips, rubber bumpers, clear cover, and secure latch.
Angled close-up view of the open case showing the red bit storage clips tilted outward to demonstrate the easy access tilt-in/tilt-out mechanism.
Close-up detail of black oxide drill bits with hex shanks sitting in the case, showing the spiral flute design and Bosch branding on the shanks.
Front view of the Bosch 20-piece bit set sealed in clear retail packaging with a blue hanging tab and a sticker highlighting 10x longer bit life.
Front view of the Bosch 20-piece bit set sealed in clear retail packaging with a blue hanging tab and a sticker highlighting 10x longer bit life.
Graphic titled Best For displaying three icons representing the recommended materials for these bits: a wood block, a PVC pipe elbow, and a metal beam.
Diagram of a single Bosch Impact Tough driver bit with labels pointing to the machined tip, extended torsion zone, and hardened core.
Instructional line drawings showing how to click the customizable bit clips into the case and how to insert and tilt bits for organized storage.
BOSCH

Bosch Drill Driver Bit Set DDMS20 20 Piece Impact Tough Custom Case High Torque Hex Shank (Black Oxide HSS SAE Screwdriving Fastening Tool Assortment)

In stock
SKU: DDMS20
$19.97 USD

Description

Bosch Promtional Logo Logout

EDGE Impact Tough 20-Piece Hex Shank Drill and Drive System Assortment with Xtended Torsion Absorption Zones and Modular Jobsite Storage Organizer Case

The Bosch DDMS20 20 Piece Impact Tough Drill and Driver Bit Set Custom Case System High Torque Hex Shank Accessories delivers specialized structural metal boring utility and exceptional rapid fastening efficiency across demanding commercial timber framing fields, industrial assembly operations, and facility maintenance rough-ins. Engineered with a premium high-speed steel (HSS) matrix drill core enhanced by a friction-reducing black oxide thermal vapor layer, these high-performance layout tool components extend active tool lifespan benchmarks up to 10X longer than standard alternative driving consumables. This professional contractor solution resolves frequent driver head fractures under sudden percussive peak torque spikes, annoying screw cam-out stripping failures, and misplaced accessory workspace disorganization by combining an upgraded tapered torsion flex zone geometry with integrated magnetic screwholding accessories, standard 1/4-inch hex power connection drives, and a rugged rubber-bumpered custom layout index box. Outfitted with an essential 20-piece selection consisting of fractional twist drill diameters running from 1/8-inch to 1/4-inch alongside a dense assortment of high-torque insert and power driver tips, this robust fastening hardware kit optimizes subcontractor project staging metrics during high-volume structural assembly runs, electrical panel adjustments, and hardware anchoring runs.

Best Used For:

  • High-Torque Timber Fastening: Sinking long structural framing screws natively into dense laminated veneer lumber and structural timber framing headers single-handedly without tip fractures.
  • Metal Panel Pilot Boring: Drilling clean, friction-managed starter placement holes through structural mild steel sheets and commercial aluminum framing tracking sections before fastener insertion.
  • Subcontractor Utility Rough-Ins: Securing high volumes of drywall hardware, electrical switch box mountings, and HVAC duct hanging adapters cleanly onto active worksite fields.

Key Performance & Safety Features

  • Xtended Torsion Flex Zone: Advanced tapered neck core geometry isolates high-frequency rotational impact spikes natively, fully managing modern cordless impact driver load cycles.
  • Black Oxide Heat Shield: Premium chemical treatment matrix optimizes chip flow velocities while suppressing extreme thermal buildup, stopping early twist edge structural degradation loops.
  • Precision Milled Bit Tips: Computerized geometric driver patterns enforce a highly integrated connection inside fastener recesses, entirely eliminating standard multi-axis cam-out slips.
  • Modular Custom Case Enclosure: Hard plastic tool storage organizer integrates heavy-duty protective rubber bumpers and a tilt-in/tilt-out track to speed up inventory verification checks.
  • Universal Quick-Change Shank: Power-grooved 1/4-inch hex connection drives lock rigidly inside quick-release impact chuck lines, completely neutralizing rotational spin-out errors.

What's Included

  • (1) Phillips #1 Insert Bit, (2) Phillips #2 Insert Bits, (1) Phillips #2 Reduced-Diameter Insert Bit, (1) Phillips #3 Insert Bit
  • (1) Specialized Combination Phillips / Square Hybrid Insert Drive Bit (P2R2)
  • (1) Square #1 Insert Bit, (1) Square #2 Insert Bit, (1) Square #3 Insert Bit
  • (1) Torx #20 Insert Bit, (1) Torx #25 Insert Bit, (1) Torx #30 Insert Bit
  • (1) Phillips #2 2-Inch Impact Power Bit, (1) Square #2 2-Inch Impact Power Bit
  • (1) Torx #20 2-Inch Impact Power Bit, (1) Torx #25 2-Inch Impact Power Bit
  • (1) 1/8-Inch Black Oxide HSS Twist Drill Bit, (1) 3/16-Inch Black Oxide HSS Twist Drill Bit, (1) 1/4-Inch Black Oxide HSS Twist Drill Bit
  • (1) High-Pull Standard Magnetic Screwholding Bit Extension Holder
  • (1) Heavy-Duty Impact-Resistant Custom Case Carrier with Rubber Corner Guards

Technical Specifications

Specification Value
Brand Name Bosch
Model Number DDMS20
Product Sub-Brand Series Impact Tough™ Product Range
Product Classification Type Hex Shank Drilling & Screwdriving Bit Set
Total Multi-Pack Item Count 20 Pieces
Connection Shank Size Rating 1/4 in. Drive Sizing
Connection Shank Style Profile Hexagonal with Integrated Power Groove
Drill Bit Size Sweep Range 1/8 in. minimum to 1/4 in. maximum capability
Primary Drill Bit Core Metallurgy Premium High-Speed Steel (HSS)
Anti-Friction Surface Cover Thermal Black Oxide Vapor Finishing Coat
Kinetic Driver Suitability Metric Yes (Impact-Rated and Standard Drill Ready)
Drill Boring Point Geometry 118-Degree / 135-Degree Entry Split Point Array
Drill Body Flute Profile Right-Hand Spiral Fluting Channels
Target Application Substrates Structural Metals, High-Carbon Steel, Hardwoods, PVC, Drywall

Pro-Tip: When using high-torque cordless impact driver setups to run structural screws or bore metal plates, maintain firm structural axial alignment pressure line tracking straight down the driver shank vector. Keeping the tool alignment perfectly true forces the precision milled driver teeth to interface fully with the fastener socket profile, preventing early corner wear paths.