Technical Specification Confirmation
PROCUREMENT & SUPPLY DECISION RECORD
Ref: ACG-SPEC-MQEH50O3  ·  Generated: 15 Jun 2026
ACG AgaCanGroup
sales@agacaninvestment.com
agacangroup.com
Dormer HSS Countersink, 31mm Head, 3 Flute(s), 90°, 1 Piece(s)
Dormer
Dormer HSS Countersink, 31mm Head, 3 Flute(s), 90°, 1 Piece(s)
Part No.
G50631.0
Procurement Intelligence
This is a Dormer HSS 90° countersink from their standard precision tool line, designed for deburring and chamfering holes in metal fabrication and assembly operations. Critical verification: confirm the 31mm head diameter is compatible with your existing spindle collet capacity and that HSS material meets hardness requirements for your workpiece material.
Hole deburring and chamfering
Before ordering — verify:
Spindle runout tolerance
Workpiece material hardness
Coolant compatibility
Technical Specifications
Drill Bit TypeCountersink
Head Diameter31mm
Countersink Angle90°
Number Of Flutes3
MaterialHSS
Overall Length71 mm
Number of Pieces1
ACG Industrial & Infrastructure Solutions
Kampala, Uganda  ·  Malatya, Turkey
http://agacangroup.com/product/mechanical/power-tools-soldering-welding/drill-bits-parts/countersinks/dormer-hss-countersink-31mm-head-3-flute-s-90-1-piece-s?mal=66275a3a12f5f0d90d98c5e9
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.