Technical Specification Confirmation
PROCUREMENT & SUPPLY DECISION RECORD
Ref: ACG-SPEC-MQEGDRK1  ·  Generated: 15 Jun 2026
ACG AgaCanGroup
sales@agacaninvestment.com
agacangroup.com
Wera Countersink, 8.3mm Head, 3 Flute(s), 90°
Wera
Wera Countersink, 8.3mm Head, 3 Flute(s), 90°
Part No.
05104631001
Procurement Intelligence
The Wera 05104631001 is a precision 3-flute countersink bit from Wera's professional drilling tools series, designed for creating clean 90° countersunk holes in metal and composite materials. Critical verification: confirm substrate material compatibility and that the 8.3mm head diameter matches your fastener specification (typically M5 screws).
Aerospace and precision fastening
Before ordering — verify:
☐ Material compatibility verification
☐ Fastener size alignment
☐ Flute condition inspection
Technical Specifications
Drill Bit TypeCountersink
Head Diameter8.3mm
Countersink Angle90°
Number Of Flutes3
Overall Length31 mm
ACG Industrial & Infrastructure Solutions
Kampala, Uganda  ·  Malatya, Turkey
http://agacangroup.com/product/mechanical/power-tools-soldering-welding/drill-bits-parts/countersinks/wera-countersink-8-3mm-head-3-flute-s-90?mal=66275b0712f5f0d90d9b64cd
This document confirms the above specification is available in the ACG Industrial catalogue. Pricing and availability on request. Forward to your procurement team to initiate an RFQ.