Ingersoll Rand SK4M3LN 1/2" Deep Insulated Impact Socket Set (17mm - 21mm) - 3 Pieces

Ingersoll Rand SK4M3LN 1/2" Deep Insulated Impact Socket Set (17mm - 21mm) - 3 Pieces

Manufacturer: INGERSOLL RAND


EAN13 : 0663023126821

3 piece insulated impact socket set

Sockets between 17mm - 21mm

In a plastic case for storage and easy transport

£45.58 £37.98
In stock

Free UK Delivery on orders over £75 including VAT

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Product Information

  • 1/2" three piece metric, insulated impact socket set with sockets ranging from 17mm - 21mm.
  • Sockets made from ‎chrome molybdenum (Cr-Mo), which has strength, as well as durability and quality.
  • Socket sizes are laser-etched and roller-stamped on each socket, making them easily identifiable. 
  • For use with impact wrenches.
  • Sockets are hex, which means they have six points.

Technical Details

Drive Size 1/2"
Socket Size Range 17mm - 21mm
Number of Pieces in Set 3
Drive Sizes Included 1/2"
Weight 900 g

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Set Includes

Product Drive Size Male Drive Size Grip Type Blows Per Minute [BPM] Drive Type Actuation/Throttle Type/Switch Type Anvil Length Exhaust Location Impact Mechanism Lubrication Motor Retainer Type Standards/Certifications Vanes Air Consumption @ Load Air Inlet Size Air Pressure Average Air Consumption Forward/Fastening Torque [ft-lb] Forward/Fastening Torque [Nm] Height Impacting Sound Power Impacting Sound Pressure Maximum Bolt Diameter Maximum Free Speed Maximum Pressure Maximum Reverse Torque [ft-lb] Maximum Reverse Torque [Nm] Minimum Hose Size Power to Weight Ratio [Nut-busting Torque/Weight] Side to Center Distance Total Length Vibration Level Weight Width
2235QTIMAX-3SK 1/2" 1/2" Pistol 1,220 Square Trigger Standard Bottom Twin Hammer 105-1LB Reverse Bias Friction Ring ISO 11148-6, Cagi B186, ISO 28927-2, ISO 15744 7 680 l/min 0.25 " 90 PSI 170 l/min 870 ft-lb 1180 Nm 183 mm 102.9 dB 91.9 dB 0.75 " 8500 RPM 6.2 Bar 1300 ft-lb 1763 Nm 0.375 " 191.4 ft-lb 38.1 mm 193 mm 9 m/s2 3.92 kg 74 mm
2130XP+SK4M3L 1/2" 1/2" Pistol 1,200 Square Trigger Standard Bottom Twin Hammer 105-1LB Reverse Bias Friction Ring ISO 11148-6, Cagi B186, ISO 28927-2, ISO 15744 6 623 l/min 0.25 " 90 PSI 125 l/min 600 ft-lb 814 Nm 183 mm 105.5 dB 94.5 dB 0.5625 " 9500 RPM 6.2 Bar 550 ft-lb 745 Nm 0.375 " 131 ft-lb 35.56 mm 185 mm 10.7 m/s2 1.91 kg 71 mm
Socket Size Drive Size
17mm1/2" square
19mm1/2" square
21mm1/2" square

Delivery and Returns

UK Delivery

We offer free standard delivery (2-3 days) on all orders over £75.00 including VAT (orders that weigh over 10kg could be subject to delivery costs).

Orders under £75.00 including VAT will be charged for UK delivery at a rate of £4.95 + VAT.

Next working day delivery is also available at a flat rate of £16.67 + VAT for items held in stock. This service will require someone to be at the delivery address to sign for your parcel, otherwise it will be delivered to an access point for collection. The cut off point for next working day delivery is 2.30pm Monday to Friday.

International Delivery

Rates and delivery times will vary depending on the country and delivery zone. Shipping rates and VAT exemptions will be calculated at the checkout, although orders that weigh over 5kg could be subject to additional delivery costs when the order has been processed. We will get in contact with you should delivery costs exceed our estimations before shipping the items.

Following the trade agreement between the United Kingdom and the EU, all goods sold from the UK to EU customers will not incur VAT at the point of sale. VAT will be paid by the customer to the customs agent before the goods are delivered at the customers country of situ VAT rate. There will also be additional duties and disbursement fees to be paid before the goods are delivered, which will vary item to item. Please note no refunds will be issued for returned goods due to the customer not paying any of the additional costs.

Please see our shipping and returns page for shipping costs to the destination country from our warehouse.


We are happy to accept items returned to us within 14 days of purchase and in this case we offer an exchange or a full refund via your original payment method, once we receive the items and process them in our warehouse.

Any returns which fall outside this 14 day time period may be considered on a case-by-case basis at our discretion and may be refunded as a credit against a future purchase. All items must be returned to Heamar in the same condition in which they were shipped and in a saleable condition. Heamar reserves the right to refuse a return if it is determined that the item has been used and then returned for any reason other than being ‘faulty’. The buyer is responsible for return postage unless the item is faulty.

For more information on ordering, shipping and returns, please click here.