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SureShotII is a CD Pin Welder for Cupheads, Mini-Cups, Weld Pins and Weld Studs. Part of the Ultra-Portable series by MIDWEST, this system features weld power up to a 5/16” (M8) weld base and operates on 110VAC -OR- 220VAC. Weighing only 18 pounds, the Hybrid Transformer/Microprocessor Unit works in all conditions on all popular Insulation applications and more.

Compliances & Standards
A-A-59331 (Military Specification: Stud Welding Systems with DC Integral Power Source and Control Unit)
Unit of Measure

Key Features

Weld System

N/A SureShotll

Maximum Weld Diameter

N/A M8

Maximum Weld Diameter (Decimal)

N/A 0.3125 in

Maximum Weld Diameter (Fraction)

N/A 5/16 in

Minimum Weld Length

N/A 6 mm

Weldable Material

N/A Aluminum Mild Steel Stainless

Incoming Power (Voltage)

N/A 115 V

Special Features Available

N/A Cuphead (Mini-Cup) Pins


Minimum Weld Length (Decimal)

N/A 0.250 in

Minimum Weld Length (Fraction)

N/A 1/4 in


N/A 18 lb8.2 kg

Stud to Base Weld Area

N/A No Special Requirements

Secondary Features

Backside Marking on Thinner Material

N/A Unacceptable

Minimum Material Thickness

N/A 0.03125 in (22 gauge) 0.6 mm (22 gauge)

Weld Penetration

N/A Surface Weld, Fail-in-fastener Minimum

Electrical Specifications

Incoming Voltage (AC)

N/A 110 V220 V

Current at 110 Incoming Voltage (AC)

N/A 15 A

Current at 220 Incoming Voltage (AC)

N/A 7.5 A

Frequency at 110 Incoming Voltage (AC)

N/A 50 Hz

Frequency at 220 Incoming Voltage (AC)

N/A 60 Hz

Outgoing Voltage (DC)

N/A 35 to 160 V

Outgoing Current

N/A 3000 to 9000 A

Welding Current


Welding Capacitance

N/A 100,000 µF

Capacity Specifications

Pin/Stud Range

N/A 14 ga. thru 5/16" dia. Weld Base (3 mm to M8)

Weld Rate

N/A 24 welds per Minute at Max. Voltage

Charge Time

N/A <3 seconds @ Max. Charge


N/A Capacitor Discharge/Contact

Weld Gun

Weld Gun Weight1 N/A 1.6 lb0.73 kg

Size (LWH)

N/A 4-7/8 x 2 x 5-3/4 in124 x 51 x 146 mm


N/A High strength, impact resistant polycarbonate


Ground Cable

N/A #4 x 15 ft. (4.6 m) - one each

Gun Cable Set

N/A #4 x 18/2 x 20 ft. (6.1 m) - direct from gun

Operational Specifications

Operational Specifications

  • Indicator Lights (3)
  • Resettable Breaker
  • Thermal Fan
  • Safety Shutdowns
  • 7-Segment Digital Display
  • 1 Not including cable

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