V20 Brushless RP 1/4-in impact driver has a brushless motor giving the user up to 30% more run time increasing the torque and speed allowing for added ease while driving large fasteners. The impact driver is built with the user in mind allowing easy bit changes and providing MAXimum control during application. This kit includes 1 1.5Ah battery and a charger for a ready-to-use setup.
Is the CMCF813C1 compatible with CRAFTSMAN V20 batteries, and what size pack makes the most sense?
Yes. The CMCF813C1 runs on the V20 platform. The included 1.5Ah pack keeps weight down, but moving up to a 4Ah or 6Ah V20 battery makes more sense when you want longer runs between swaps.
When should you choose the CMCF813C1 as sold versus another package option?
Because the CMCF813C1 includes one 1.5Ah battery and a charger, it is the simpler buy for someone starting from zero. The listed variants, CMCF813B (Tool Only), are the direct comparison points.
What do the key specs on the CMCF813C1 mean in actual use?
The headline numbers are 3500 RPM, 0.25 in. chuck. Brushless motor construction affects efficiency and heat.
How much does the CMCF813C1's brushless motor matter to a buyer?
A brushless CMCF813C1 is the better buy if you use the tool often, want stronger efficiency from each charge, and expect longer service life under repeated load.
How does the CMCF813C1 compare with the listed variants?
The related versions are CMCF813B (Tool Only). Use those variants to compare battery bundle, tool-only versus kit packaging, and whether another option moves up to brushless RP hardware or a different size class.
# CRAFTSMAN V20 BRUSHLESS RP Cordless 1/4-Inch Impact Driver Kit with (1) 1.5Ah Battery and Charger **Model:** `CMCF813C1` **Brand:** CRAFTSMAN **Category:** Impact Driver > V20 Brushless RP 1/4-in impact driver has a brushless motor giving the user up to 30% more run time increasing the torque and speed allowing for added ease while driving large fasteners. The impact driver is built with the user in mind allowing easy bit changes and providing MAXimum control during application. This kit includes 1 1.5Ah battery and a charger for a ready-to-use setup. ## Specifications | Attribute | Value | |---|---| | Product Type | Impact Driver Drill | | Voltage (V) | 20 | | Cordless / Corded | Cordless | | Power Source | Battery | | Motor Type | Brushless | | Tool Only | No | | Batteries Included | 1 | | Battery Ah | 1.5 | | Charger Included | Yes | | Piece Count | 4 | | Battery Platform | V20 | | Barcode (UPC) | 885911925617 | | Country of Origin | Mexico | | Warranty | 3-year limited | | Chuck Size (in.) | 0.25 | | Max Speed (RPM) | 3,500 | | Variable Speed | No | | Hammer Function | No | | No Load Rpm | 3,500 | ## What's Included - (1) V20 BRUSHLESS RP Cordless 1/4-Inch Impact Driver Kit with (1) 1.5Ah Battery and Charger - (1) V20 lithium-ion battery (1.5Ah) - (1) Charger Source: https://www.jaspecs.com/craftsman/impact-driver/cmcf813c1-brushless-rp-cordless-1-4-inch-impact-driver-kit/